99274131 has 12 divisors (see below), whose sum is σ = 156432120. Its totient is φ = 60166080.

The previous prime is 99274129. The next prime is 99274139. The reversal of 99274131 is 13147299.

It is not a de Polignac number, because 99274131 - 2¹ = 99274129 is a prime.

It is a super-2 number, since 2×99274131² = 19710706171610322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99274139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 501286 + ... + 501483.

It is an arithmetic number, because the mean of its divisors is an integer number (13036010).

Almost surely, 2^99274131 is an apocalyptic number.

99274131 is a deficient number, since it is larger than the sum of its proper divisors (57157989).

99274131 is a wasteful number, since it uses less digits than its factorization.

99274131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002786 (or 1002783 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 99274131 is about 9963.6404491531. The cubic root of 99274131 is about 463.0330932159.

The spelling of 99274131 in words is "ninety-nine million, two hundred seventy-four thousand, one hundred thirty-one".