994971942 has 24 divisors (see below), whose sum is σ = 2156854440. Its totient is φ = 331490880.

The previous prime is 994971931. The next prime is 994971961. The reversal of 994971942 is 249179499.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26109 + ... + 51687.

It is an arithmetic number, because the mean of its divisors is an integer number (89868935).

Almost surely, 2^994971942 is an apocalyptic number.

994971942 is an abundant number, since it is smaller than the sum of its proper divisors (1161882498).

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

994971942 is a wasteful number, since it uses less digits than its factorization.

994971942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27748 (or 27745 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 54.

The square root of 994971942 is about 31543.1758388403. The cubic root of 994971942 is about 998.3211637528.

The spelling of 994971942 in words is "nine hundred ninety-four million, nine hundred seventy-one thousand, nine hundred forty-two".