99264431 has 8 divisors (see below), whose sum is σ = 114812544. Its totient is φ = 84058200.

The previous prime is 99264409. The next prime is 99264437. The reversal of 99264431 is 13446299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99264431 - 2⁶ = 99264367 is a prime.

It is a super-2 number, since 2×99264431² = 19706854523507522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99264437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84845 + ... + 86006.

It is an arithmetic number, because the mean of its divisors is an integer number (14351568).

Almost surely, 2^99264431 is an apocalyptic number.

99264431 is a deficient number, since it is larger than the sum of its proper divisors (15548113).

99264431 is a wasteful number, since it uses less digits than its factorization.

99264431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170941.

The product of its digits is 46656, while the sum is 38.

The square root of 99264431 is about 9963.1536673887. The cubic root of 99264431 is about 463.0180118540.

The spelling of 99264431 in words is "ninety-nine million, two hundred sixty-four thousand, four hundred thirty-one".