464289216 has 28 divisors (see below), whose sum is σ = 1228432392. Its totient is φ = 154763008.

The previous prime is 464289191. The next prime is 464289257. The reversal of 464289216 is 612982464.

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, 1208895 + ... + 1209278.

Almost surely, 2^464289216 is an apocalyptic number.

It is an amenable number.

464289216 is an abundant number, since it is smaller than the sum of its proper divisors (764143176).

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

464289216 is a wasteful number, since it uses less digits than its factorization.

464289216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418188 (or 2418178 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 464289216 is about 21547.3714406189. The cubic root of 464289216 is about 774.3361452141.

The spelling of 464289216 in words is "four hundred sixty-four million, two hundred eighty-nine thousand, two hundred sixteen".