74902125 has 16 divisors (see below), whose sum is σ = 124637760. Its totient is φ = 39947600.

The previous prime is 74902117. The next prime is 74902127. The reversal of 74902125 is 52120947.

It is not a de Polignac number, because 74902125 - 2³ = 74902117 is a prime.

It is a super-2 number, since 2×74902125² = 11220656659031250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74902092 and 74902101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74902127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99495 + ... + 100244.

It is an arithmetic number, because the mean of its divisors is an integer number (7789860).

Almost surely, 2^74902125 is an apocalyptic number.

74902125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74902125 is a deficient number, since it is larger than the sum of its proper divisors (49735635).

74902125 is a wasteful number, since it uses less digits than its factorization.

74902125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199757 (or 199747 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 74902125 is about 8654.6013773021. The cubic root of 74902125 is about 421.5328061890.

The spelling of 74902125 in words is "seventy-four million, nine hundred two thousand, one hundred twenty-five".