464321672 has 16 divisors (see below), whose sum is σ = 872802060. Its totient is φ = 231574464.

The previous prime is 464321659. The next prime is 464321687. The reversal of 464321672 is 276123464.

It can be written as a sum of positive squares in 2 ways, for example, as 454798276 + 9523396 = 21326^2 + 3086^2 .

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, 69923 + ... + 76274.

Almost surely, 2^464321672 is an apocalyptic number.

It is an amenable number.

464321672 is a deficient number, since it is larger than the sum of its proper divisors (408480388).

464321672 is a wasteful number, since it uses less digits than its factorization.

464321672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146600 (or 146596 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 464321672 is about 21548.1245587638. The cubic root of 464321672 is about 774.3541880399.

The spelling of 464321672 in words is "four hundred sixty-four million, three hundred twenty-one thousand, six hundred seventy-two".