252075738 has 16 divisors (see below), whose sum is σ = 513664416. Its totient is φ = 82439760.

The previous prime is 252075737. The next prime is 252075739. The reversal of 252075738 is 837570252.

It is an interprime number because it is at equal distance from previous prime (252075737) and next prime (252075739).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 252075696 and 252075705.

It is not an unprimeable number, because it can be changed into a prime (252075737) 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, 396028 + ... + 396663.

It is an arithmetic number, because the mean of its divisors is an integer number (32104026).

Almost surely, 2^252075738 is an apocalyptic number.

252075738 is an abundant number, since it is smaller than the sum of its proper divisors (261588678).

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

252075738 is a wasteful number, since it uses less digits than its factorization.

252075738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792749.

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 252075738 is about 15876.8932099451. The cubic root of 252075738 is about 631.6992323219.

The spelling of 252075738 in words is "two hundred fifty-two million, seventy-five thousand, seven hundred thirty-eight".