99255402 has 16 divisors (see below), whose sum is σ = 220567680. Its totient is φ = 33085116.

The previous prime is 99255391. The next prime is 99255407. The reversal of 99255402 is 20455299.

It is a happy number.

99255402 is a `hidden beast` number, since 99 + 25 + 540 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (99255407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918978 + ... + 919085.

It is an arithmetic number, because the mean of its divisors is an integer number (13785480).

Almost surely, 2^99255402 is an apocalyptic number.

99255402 is an abundant number, since it is smaller than the sum of its proper divisors (121312278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99255402 is a wasteful number, since it uses less digits than its factorization.

99255402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838074 (or 1838068 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 99255402 is about 9962.7005375049. The cubic root of 99255402 is about 463.0039728662.

The spelling of 99255402 in words is "ninety-nine million, two hundred fifty-five thousand, four hundred two".