464149564 has 12 divisors (see below), whose sum is σ = 813189888. Its totient is φ = 231809600.

The previous prime is 464149541. The next prime is 464149583. The reversal of 464149564 is 465941464.

It is a super-2 number, since 2×464149564² = 430869635522780192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 464149564.

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, 62332 + ... + 69379.

It is an arithmetic number, because the mean of its divisors is an integer number (67765824).

Almost surely, 2^464149564 is an apocalyptic number.

It is an amenable number.

464149564 is a deficient number, since it is larger than the sum of its proper divisors (349040324).

464149564 is a wasteful number, since it uses less digits than its factorization.

464149564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132596 (or 132594 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 464149564 is about 21544.1306160170. The cubic root of 464149564 is about 774.2585007693.

The spelling of 464149564 in words is "four hundred sixty-four million, one hundred forty-nine thousand, five hundred sixty-four".