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34445407 = 472413041
BaseRepresentation
bin1000001101100…
…1100001011111
32101211000012211
42003121201133
532304223112
63230141251
7565531633
oct203314137
971730184
1034445407
1118497387
12b651827
1371a04c9
144808dc3
1530560a7
hex20d985f

34445407 has 8 divisors (see below), whose sum is σ = 35335872. Its totient is φ = 33561600.

The previous prime is 34445399. The next prime is 34445413. The reversal of 34445407 is 70454443.

34445407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34445407 - 23 = 34445399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34445497) 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 7 ways as a sum of consecutive naturals, for example, 9807 + ... + 12847.

It is an arithmetic number, because the mean of its divisors is an integer number (4416984).

Almost surely, 234445407 is an apocalyptic number.

34445407 is a deficient number, since it is larger than the sum of its proper divisors (890465).

34445407 is a wasteful number, since it uses less digits than its factorization.

34445407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329.

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 34445407 is about 5869.0209575363. The cubic root of 34445407 is about 325.3697000026.

The spelling of 34445407 in words is "thirty-four million, four hundred forty-five thousand, four hundred seven".

Divisors: 1 47 241 3041 11327 142927 732881 34445407