83417925 has 12 divisors (see below), whose sum is σ = 137917760. Its totient is φ = 44489520.

The previous prime is 83417911. The next prime is 83417951. The reversal of 83417925 is 52971438.

It is not a de Polignac number, because 83417925 - 2⁷ = 83417797 is a prime.

It is a super-2 number, since 2×83417925² = 13917100422611250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556045 + ... + 556194.

Almost surely, 2^83417925 is an apocalyptic number.

It is an amenable number.

83417925 is a deficient number, since it is larger than the sum of its proper divisors (54499835).

83417925 is a wasteful number, since it uses less digits than its factorization.

83417925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112252 (or 1112247 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 83417925 is about 9133.3413929405. The cubic root of 83417925 is about 436.9379776423.

The spelling of 83417925 in words is "eighty-three million, four hundred seventeen thousand, nine hundred twenty-five".