99376890 has 16 divisors (see below), whose sum is σ = 238504608. Its totient is φ = 26500496.

The previous prime is 99376889. The next prime is 99376933. The reversal of 99376890 is 9867399.

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, 1656252 + ... + 1656311.

It is an arithmetic number, because the mean of its divisors is an integer number (14906538).

Almost surely, 2^99376890 is an apocalyptic number.

99376890 is an abundant number, since it is smaller than the sum of its proper divisors (139127718).

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

99376890 is a wasteful number, since it uses less digits than its factorization.

99376890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312573.

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 99376890 is about 9968.7958149417. The cubic root of 99376890 is about 463.1928005151.

The spelling of 99376890 in words is "ninety-nine million, three hundred seventy-six thousand, eight hundred ninety".