904249293240 has 64 divisors (see below), whose sum is σ = 2800255887360. Its totient is φ = 233354655360.

The previous prime is 904249293229. The next prime is 904249293257. The reversal of 904249293240 is 42392942409.

904249293240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 904249293240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121535164 + ... + 121542603.

It is an arithmetic number, because the mean of its divisors is an integer number (43753998240).

Almost surely, 2^904249293240 is an apocalyptic number.

It is an amenable number.

904249293240 is an abundant number, since it is smaller than the sum of its proper divisors (1896006594120).

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

904249293240 is a wasteful number, since it uses less digits than its factorization.

904249293240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243077812 (or 243077808 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 48.

The spelling of 904249293240 in words is "nine hundred four billion, two hundred forty-nine million, two hundred ninety-three thousand, two hundred forty".