994339564 has 6 divisors (see below), whose sum is σ = 1740094244. Its totient is φ = 497169780.

The previous prime is 994339553. The next prime is 994339579. The reversal of 994339564 is 465933499.

It is a super-2 number, since 2×994339564² = 1977422337071420192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124292442 + ... + 124292449.

Almost surely, 2^994339564 is an apocalyptic number.

It is an amenable number.

994339564 is a deficient number, since it is larger than the sum of its proper divisors (745754680).

994339564 is a wasteful number, since it uses less digits than its factorization.

994339564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248584895 (or 248584893 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 52.

The square root of 994339564 is about 31533.1502390738. The cubic root of 994339564 is about 998.1096167028.

The spelling of 994339564 in words is "nine hundred ninety-four million, three hundred thirty-nine thousand, five hundred sixty-four".