84045064 has 16 divisors (see below), whose sum is σ = 158036220. Its totient is φ = 41902080.

The previous prime is 84045011. The next prime is 84045077. The reversal of 84045064 is 46054048.

It can be written as a sum of positive squares in 2 ways, for example, as 79388100 + 4656964 = 8910^2 + 2158^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12057 + ... + 17704.

Almost surely, 2^84045064 is an apocalyptic number.

It is an amenable number.

84045064 is a deficient number, since it is larger than the sum of its proper divisors (73991156).

84045064 is a wasteful number, since it uses less digits than its factorization.

84045064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30120 (or 30116 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 84045064 is about 9167.6095030275. The cubic root of 84045064 is about 438.0302169127.

The spelling of 84045064 in words is "eighty-four million, forty-five thousand, sixty-four".