240804456 has 32 divisors (see below), whose sum is σ = 637424640. Its totient is φ = 75546368.

The previous prime is 240804437. The next prime is 240804491. The reversal of 240804456 is 654408042.

It is a super-3 number, since 3×240804456³ (a number of 26 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 294696 + ... + 295511.

It is an arithmetic number, because the mean of its divisors is an integer number (19919520).

Almost surely, 2^240804456 is an apocalyptic number.

It is an amenable number.

240804456 is an abundant number, since it is smaller than the sum of its proper divisors (396620184).

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

240804456 is a wasteful number, since it uses less digits than its factorization.

240804456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590233 (or 590229 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 240804456 is about 15517.8753700370. The cubic root of 240804456 is about 622.1400690195.

The spelling of 240804456 in words is "two hundred forty million, eight hundred four thousand, four hundred fifty-six".