999932464 has 40 divisors (see below), whose sum is σ = 1952392400. Its totient is φ = 496108800.

The previous prime is 999932447. The next prime is 999932471. The reversal of 999932464 is 464239999.

It is a super-2 number, since 2×999932464² = 1999729865122222592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1848034 + ... + 1848574.

It is an arithmetic number, because the mean of its divisors is an integer number (48809810).

Almost surely, 2^999932464 is an apocalyptic number.

It is an amenable number.

999932464 is a deficient number, since it is larger than the sum of its proper divisors (952459936).

999932464 is a wasteful number, since it uses less digits than its factorization.

999932464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1223 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 55.

The square root of 999932464 is about 31621.7087457335. The cubic root of 999932464 is about 999.9774874932.

The spelling of 999932464 in words is "nine hundred ninety-nine million, nine hundred thirty-two thousand, four hundred sixty-four".