115625240 has 32 divisors (see below), whose sum is σ = 263088000. Its totient is φ = 45729024.

The previous prime is 115625231. The next prime is 115625249. The reversal of 115625240 is 42526511.

It is an interprime number because it is at equal distance from previous prime (115625231) and next prime (115625249).

It is a super-2 number, since 2×115625240² = 26738392250115200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115625249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12680 + ... + 19799.

It is an arithmetic number, because the mean of its divisors is an integer number (8221500).

Almost surely, 2^115625240 is an apocalyptic number.

115625240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115625240 is an abundant number, since it is smaller than the sum of its proper divisors (147462760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115625240 is a wasteful number, since it uses less digits than its factorization.

115625240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32579 (or 32575 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 115625240 is about 10752.9177435708. The cubic root of 115625240 is about 487.1741271650.

The spelling of 115625240 in words is "one hundred fifteen million, six hundred twenty-five thousand, two hundred forty".