9901292 has 12 divisors (see below), whose sum is σ = 17401440. Its totient is φ = 4929456.

The previous prime is 9901291. The next prime is 9901303. The reversal of 9901292 is 2921099.

9901292 = 1109² + 1110² + ... + 1116².

9901292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (9901291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4223 + ... + 6134.

It is an arithmetic number, because the mean of its divisors is an integer number (1450120).

Almost surely, 2^9901292 is an apocalyptic number.

It is an amenable number.

9901292 is a deficient number, since it is larger than the sum of its proper divisors (7500148).

9901292 is a wasteful number, since it uses less digits than its factorization.

9901292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10600 (or 10598 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 9901292 is about 3146.6318500899. The cubic root of 9901292 is about 214.7322573040.

The spelling of 9901292 in words is "nine million, nine hundred one thousand, two hundred ninety-two".