240013252 has 12 divisors (see below), whose sum is σ = 420133756. Its totient is φ = 119975040.

The previous prime is 240013247. The next prime is 240013261. The reversal of 240013252 is 252310042.

It can be written as a sum of positive squares in 2 ways, for example, as 112232836 + 127780416 = 10594^2 + 11304^2 .

It is a super-2 number, since 2×240013252² = 115212722271231008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20728 + ... + 30160.

Almost surely, 2^240013252 is an apocalyptic number.

It is an amenable number.

240013252 is a deficient number, since it is larger than the sum of its proper divisors (180120504).

240013252 is a wasteful number, since it uses less digits than its factorization.

240013252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15798 (or 15796 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 240013252 is about 15492.3610853866. The cubic root of 240013252 is about 621.4579390484.

Adding to 240013252 its reverse (252310042), we get a palindrome (492323294).

The spelling of 240013252 in words is "two hundred forty million, thirteen thousand, two hundred fifty-two".