240637252 has 48 divisors (see below), whose sum is σ = 446164992. Its totient is φ = 113415840.

The previous prime is 240637249. The next prime is 240637277. The reversal of 240637252 is 252736042.

It is a super-2 number, since 2×240637252² = 115812574100223008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1059963 + ... + 1060189.

It is an arithmetic number, because the mean of its divisors is an integer number (9295104).

Almost surely, 2^240637252 is an apocalyptic number.

It is an amenable number.

240637252 is a deficient number, since it is larger than the sum of its proper divisors (205527740).

240637252 is a wasteful number, since it uses less digits than its factorization.

240637252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 446 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 240637252 is about 15512.4869701799. The cubic root of 240637252 is about 621.9960401315.

The spelling of 240637252 in words is "two hundred forty million, six hundred thirty-seven thousand, two hundred fifty-two".