464438168 has 16 divisors (see below), whose sum is σ = 871425000. Its totient is φ = 232058176.

The previous prime is 464438167. The next prime is 464438179. The reversal of 464438168 is 861834464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464438167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7373 + ... + 31356.

Almost surely, 2^464438168 is an apocalyptic number.

It is an amenable number.

464438168 is a deficient number, since it is larger than the sum of its proper divisors (406986832).

464438168 is a wasteful number, since it uses less digits than its factorization.

464438168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40234 (or 40230 counting only the distinct ones).

The product of its digits is 442368, while the sum is 44.

The square root of 464438168 is about 21550.8275479156. The cubic root of 464438168 is about 774.4189431638.

The spelling of 464438168 in words is "four hundred sixty-four million, four hundred thirty-eight thousand, one hundred sixty-eight".