9992942 has 16 divisors (see below), whose sum is σ = 15472512. Its totient is φ = 4837560.

The previous prime is 9992933. The next prime is 9992963. The reversal of 9992942 is 2492999.

It is a junction number, because it is equal to n+sod(n) for n = 9992893 and 9992902.

It is a congruent number.

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, 10823 + ... + 11709.

It is an arithmetic number, because the mean of its divisors is an integer number (967032).

Almost surely, 2^9992942 is an apocalyptic number.

9992942 is a deficient number, since it is larger than the sum of its proper divisors (5479570).

9992942 is a wasteful number, since it uses less digits than its factorization.

9992942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063.

The product of its digits is 104976, while the sum is 44.

The square root of 9992942 is about 3161.1614954001. The cubic root of 9992942 is about 215.3927704068.

The spelling of 9992942 in words is "nine million, nine hundred ninety-two thousand, nine hundred forty-two".