464139488 has 24 divisors (see below), whose sum is σ = 915554808. Its totient is φ = 231617664.

The previous prime is 464139479. The next prime is 464139493. The reversal of 464139488 is 884931464.

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, 2870 + ... + 30602.

It is an arithmetic number, because the mean of its divisors is an integer number (38148117).

Almost surely, 2^464139488 is an apocalyptic number.

It is an amenable number.

464139488 is a deficient number, since it is larger than the sum of its proper divisors (451415320).

464139488 is a wasteful number, since it uses less digits than its factorization.

464139488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28266 (or 28258 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The square root of 464139488 is about 21543.8967691548. The cubic root of 464139488 is about 774.2528980601.

The spelling of 464139488 in words is "four hundred sixty-four million, one hundred thirty-nine thousand, four hundred eighty-eight".