240307404 has 24 divisors (see below), whose sum is σ = 585096960. Its totient is φ = 76619664.

The previous prime is 240307399. The next prime is 240307409. The reversal of 240307404 is 404703042.

240307404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (240307399) and next prime (240307409).

It is not an unprimeable number, because it can be changed into a prime (240307409) 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, 435064 + ... + 435615.

It is an arithmetic number, because the mean of its divisors is an integer number (24379040).

Almost surely, 2^240307404 is an apocalyptic number.

It is an amenable number.

240307404 is an abundant number, since it is smaller than the sum of its proper divisors (344789556).

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

240307404 is a wasteful number, since it uses less digits than its factorization.

240307404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870709 (or 870707 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 240307404 is about 15501.8516313375. The cubic root of 240307404 is about 621.7117145738.

The spelling of 240307404 in words is "two hundred forty million, three hundred seven thousand, four hundred four".