99033291 has 12 divisors (see below), whose sum is σ = 163483632. Its totient is φ = 56590416.

The previous prime is 99033281. The next prime is 99033293. The reversal of 99033291 is 19233099.

It is not a de Polignac number, because 99033291 - 2¹⁵ = 99000523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99033293) 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, 785916 + ... + 786041.

It is an arithmetic number, because the mean of its divisors is an integer number (13623636).

Almost surely, 2^99033291 is an apocalyptic number.

99033291 is a deficient number, since it is larger than the sum of its proper divisors (64450341).

99033291 is a wasteful number, since it uses less digits than its factorization.

99033291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571970 (or 1571967 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 99033291 is about 9951.5471661446. The cubic root of 99033291 is about 462.6583490902.

The spelling of 99033291 in words is "ninety-nine million, thirty-three thousand, two hundred ninety-one".