905312304 has 120 divisors (see below), whose sum is σ = 2872229360. Its totient is φ = 263886336.

The previous prime is 905312299. The next prime is 905312327. The reversal of 905312304 is 403213509.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22842 + ... + 48294.

Almost surely, 2^905312304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 905312304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436114680).

905312304 is an abundant number, since it is smaller than the sum of its proper divisors (1966917056).

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

905312304 is a wasteful number, since it uses less digits than its factorization.

905312304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25499 (or 25490 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 905312304 is about 30088.4081333659. The cubic root of 905312304 is about 967.3852789480.

The spelling of 905312304 in words is "nine hundred five million, three hundred twelve thousand, three hundred four".