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38460969 = 3213731193
BaseRepresentation
bin1001001010110…
…1111000101001
32200101000112100
42102231320221
534321222334
63452204013
7644625051
oct222557051
980330470
1038460969
111a78a328
1210a69609
137c78191
145172561
15359ac99
hex24ade29

38460969 has 12 divisors (see below), whose sum is σ = 55962036. Its totient is φ = 25452672.

The previous prime is 38460967. The next prime is 38460973. The reversal of 38460969 is 96906483.

38460969 is a `hidden beast` number, since 38 + 4 + 609 + 6 + 9 = 666.

38460969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 20820969 + 17640000 = 4563^2 + 4200^2 .

It is not a de Polignac number, because 38460969 - 21 = 38460967 is a prime.

It is a super-2 number, since 2×384609692 = 2958492272837922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38460967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14364 + ... + 16829.

It is an arithmetic number, because the mean of its divisors is an integer number (4663503).

Almost surely, 238460969 is an apocalyptic number.

It is an amenable number.

38460969 is a deficient number, since it is larger than the sum of its proper divisors (17501067).

38460969 is a wasteful number, since it uses less digits than its factorization.

38460969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31336 (or 31333 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 38460969 is about 6201.6908178335. The cubic root of 38460969 is about 337.5515246438.

The spelling of 38460969 in words is "thirty-eight million, four hundred sixty thousand, nine hundred sixty-nine".

Divisors: 1 3 9 137 411 1233 31193 93579 280737 4273441 12820323 38460969