994651264 has 32 divisors (see below), whose sum is σ = 2015132400. Its totient is φ = 488892672.

The previous prime is 994651243. The next prime is 994651297. The reversal of 994651264 is 462156499.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×994651264² = 1978662273953595392, which contains 22 as substring.

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, 58302 + ... + 73405.

Almost surely, 2^994651264 is an apocalyptic number.

It is an amenable number.

994651264 is an abundant number, since it is smaller than the sum of its proper divisors (1020481136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

994651264 is a wasteful number, since it uses less digits than its factorization.

994651264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131780 (or 131768 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 994651264 is about 31538.0922695080. The cubic root of 994651264 is about 998.2138997452.

The spelling of 994651264 in words is "nine hundred ninety-four million, six hundred fifty-one thousand, two hundred sixty-four".