64576212 has 48 divisors (see below), whose sum is σ = 160151040. Its totient is φ = 20194272.

The previous prime is 64576201. The next prime is 64576283. The reversal of 64576212 is 21267546.

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, 23073 + ... + 25719.

It is an arithmetic number, because the mean of its divisors is an integer number (3336480).

Almost surely, 2^64576212 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 64576212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80075520).

64576212 is an abundant number, since it is smaller than the sum of its proper divisors (95574828).

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

64576212 is a wasteful number, since it uses less digits than its factorization.

64576212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780 (or 2778 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 64576212 is about 8035.9325532262. The cubic root of 64576212 is about 401.1968569286.

The spelling of 64576212 in words is "sixty-four million, five hundred seventy-six thousand, two hundred twelve".