240452172 has 24 divisors (see below), whose sum is σ = 623394800. Its totient is φ = 80150688.

The previous prime is 240452171. The next prime is 240452197. The reversal of 240452172 is 271254042.

240452172 is a `hidden beast` number, since 2 + 40 + 452 + 172 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (240452171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113097 + ... + 1113312.

Almost surely, 2^240452172 is an apocalyptic number.

It is an amenable number.

240452172 is an abundant number, since it is smaller than the sum of its proper divisors (382942628).

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

240452172 is a wasteful number, since it uses less digits than its factorization.

240452172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226422 (or 2226414 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 240452172 is about 15506.5203059874. The cubic root of 240452172 is about 621.8365351056.

The spelling of 240452172 in words is "two hundred forty million, four hundred fifty-two thousand, one hundred seventy-two".