99902265 has 16 divisors (see below), whose sum is σ = 160920000. Its totient is φ = 52922432.

The previous prime is 99902263. The next prime is 99902269. The reversal of 99902265 is 56220999.

It is a cyclic number.

It is not a de Polignac number, because 99902265 - 2¹ = 99902263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99902263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20115 + ... + 24584.

It is an arithmetic number, because the mean of its divisors is an integer number (10057500).

Almost surely, 2^99902265 is an apocalyptic number.

It is an amenable number.

99902265 is a deficient number, since it is larger than the sum of its proper divisors (61017735).

99902265 is a wasteful number, since it uses less digits than its factorization.

99902265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44856.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 99902265 is about 9995.1120553999. The cubic root of 99902265 is about 464.0076188429.

The spelling of 99902265 in words is "ninety-nine million, nine hundred two thousand, two hundred sixty-five".