9913892 has 6 divisors (see below), whose sum is σ = 17349318. Its totient is φ = 4956944.

The previous prime is 9913889. The next prime is 9913901. The reversal of 9913892 is 2983199.

It can be written as a sum of positive squares in only one way, i.e., 9572836 + 341056 = 3094^2 + 584^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1239233 + ... + 1239240.

It is an arithmetic number, because the mean of its divisors is an integer number (2891553).

Almost surely, 2^9913892 is an apocalyptic number.

It is an amenable number.

9913892 is a deficient number, since it is larger than the sum of its proper divisors (7435426).

9913892 is a wasteful number, since it uses less digits than its factorization.

9913892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478477 (or 2478475 counting only the distinct ones).

The product of its digits is 34992, while the sum is 41.

The square root of 9913892 is about 3148.6333543301. The cubic root of 9913892 is about 214.8233053396.

The spelling of 9913892 in words is "nine million, nine hundred thirteen thousand, eight hundred ninety-two".