99012235 has 16 divisors (see below), whose sum is σ = 140472000. Its totient is φ = 65552256.

The previous prime is 99012227. The next prime is 99012247. The reversal of 99012235 is 53221099.

It is not a de Polignac number, because 99012235 - 2³ = 99012227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99012197 and 99012206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47760 + ... + 49789.

It is an arithmetic number, because the mean of its divisors is an integer number (8779500).

Almost surely, 2^99012235 is an apocalyptic number.

99012235 is a deficient number, since it is larger than the sum of its proper divisors (41459765).

99012235 is a wasteful number, since it uses less digits than its factorization.

99012235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97590.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 99012235 is about 9950.4891839547. The cubic root of 99012235 is about 462.6255573405.

It can be divided in two parts, 990 and 12235, that added together give a square (13225 = 115²).

The spelling of 99012235 in words is "ninety-nine million, twelve thousand, two hundred thirty-five".