252417738 has 16 divisors (see below), whose sum is σ = 505002240. Its totient is φ = 84111456.

The previous prime is 252417701. The next prime is 252417757. The reversal of 252417738 is 837714252.

252417738 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 252417696 and 252417705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22023 + ... + 31461.

It is an arithmetic number, because the mean of its divisors is an integer number (31562640).

Almost surely, 2^252417738 is an apocalyptic number.

252417738 is an abundant number, since it is smaller than the sum of its proper divisors (252584502).

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

252417738 is a wasteful number, since it uses less digits than its factorization.

252417738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13901.

The product of its digits is 94080, while the sum is 39.

The square root of 252417738 is about 15887.6599283847. The cubic root of 252417738 is about 631.9847860595.

The spelling of 252417738 in words is "two hundred fifty-two million, four hundred seventeen thousand, seven hundred thirty-eight".