464564216 has 16 divisors (see below), whose sum is σ = 871573200. Its totient is φ = 232144704.

The previous prime is 464564207. The next prime is 464564237. The reversal of 464564216 is 612465464.

It is a self number, because there is not a number n which added to its sum of digits gives 464564216.

It is a congruent number.

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, 2021 + ... + 30548.

It is an arithmetic number, because the mean of its divisors is an integer number (54473325).

Almost surely, 2^464564216 is an apocalyptic number.

It is an amenable number.

464564216 is a deficient number, since it is larger than the sum of its proper divisors (407008984).

464564216 is a wasteful number, since it uses less digits than its factorization.

464564216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34358 (or 34354 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 464564216 is about 21553.7517847822. The cubic root of 464564216 is about 774.4889956388.

The spelling of 464564216 in words is "four hundred sixty-four million, five hundred sixty-four thousand, two hundred sixteen".