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538897 = 19113251
BaseRepresentation
bin10000011100100010001
31000101020011
42003210101
5114221042
615314521
74403062
oct2034421
91011204
10538897
11338977
1221ba41
1315b398
14100569
15a9a17
hex83911

538897 has 8 divisors (see below), whose sum is σ = 574560. Its totient is φ = 504000.

The previous prime is 538877. The next prime is 538921. The reversal of 538897 is 798835.

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 538897 - 211 = 536849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (538817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2022 + ... + 2272.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2538897 is an apocalyptic number.

It is an amenable number.

538897 is a deficient number, since it is larger than the sum of its proper divisors (35663).

538897 is a wasteful number, since it uses less digits than its factorization.

538897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383.

The product of its digits is 60480, while the sum is 40.

The square root of 538897 is about 734.0960427628. The cubic root of 538897 is about 81.3770462116.

The spelling of 538897 in words is "five hundred thirty-eight thousand, eight hundred ninety-seven".

Divisors: 1 19 113 251 2147 4769 28363 538897