252350340 has 72 divisors (see below), whose sum is σ = 776677440. Its totient is φ = 61174080.

The previous prime is 252350327. The next prime is 252350387. The reversal of 252350340 is 43053252.

It is a self number, because there is not a number n which added to its sum of digits gives 252350340.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10120 + ... + 24639.

Almost surely, 2^252350340 is an apocalyptic number.

252350340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252350340 is an abundant number, since it is smaller than the sum of its proper divisors (524327100).

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

252350340 is a wasteful number, since it uses less digits than its factorization.

252350340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34793 (or 34780 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 252350340 is about 15885.5387066350. The cubic root of 252350340 is about 631.9285323502.

The spelling of 252350340 in words is "two hundred fifty-two million, three hundred fifty thousand, three hundred forty".