905164320 has 96 divisors (see below), whose sum is σ = 3019016448. Its totient is φ = 227176448.

The previous prime is 905164307. The next prime is 905164331. The reversal of 905164320 is 23461509.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 47304 + ... + 63623.

It is an arithmetic number, because the mean of its divisors is an integer number (31448088).

Almost surely, 2^905164320 is an apocalyptic number.

It is an amenable number.

905164320 is an abundant number, since it is smaller than the sum of its proper divisors (2113852128).

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

905164320 is a wasteful number, since it uses less digits than its factorization.

905164320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110962 (or 110954 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 905164320 is about 30085.9488798343. The cubic root of 905164320 is about 967.3325658885.

The spelling of 905164320 in words is "nine hundred five million, one hundred sixty-four thousand, three hundred twenty".