99742092 has 24 divisors (see below), whose sum is σ = 233597952. Its totient is φ = 33123600.

The previous prime is 99742081. The next prime is 99742103. The reversal of 99742092 is 29024799.

It is an interprime number because it is at equal distance from previous prime (99742081) and next prime (99742103).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12084 + ... + 18587.

It is an arithmetic number, because the mean of its divisors is an integer number (9733248).

Almost surely, 2^99742092 is an apocalyptic number.

It is an amenable number.

99742092 is an abundant number, since it is smaller than the sum of its proper divisors (133855860).

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

99742092 is a wasteful number, since it uses less digits than its factorization.

99742092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30949 (or 30947 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 99742092 is about 9987.0962746937. The cubic root of 99742092 is about 463.7595055241.

The spelling of 99742092 in words is "ninety-nine million, seven hundred forty-two thousand, ninety-two".