240667404 has 24 divisors (see below), whose sum is σ = 580922160. Its totient is φ = 77456064.

The previous prime is 240667403. The next prime is 240667411. The reversal of 240667404 is 404766042.

It is not an unprimeable number, because it can be changed into a prime (240667403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345439 + ... + 346134.

It is an arithmetic number, because the mean of its divisors is an integer number (24205090).

Almost surely, 2^240667404 is an apocalyptic number.

It is an amenable number.

240667404 is an abundant number, since it is smaller than the sum of its proper divisors (340254756).

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

240667404 is a wasteful number, since it uses less digits than its factorization.

240667404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691609 (or 691607 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 240667404 is about 15513.4588019564. The cubic root of 240667404 is about 622.0220178791.

The spelling of 240667404 in words is "two hundred forty million, six hundred sixty-seven thousand, four hundred four".