99622490 has 16 divisors (see below), whose sum is σ = 195622560. Its totient is φ = 36226320.

The previous prime is 99622489. The next prime is 99622519. The reversal of 99622490 is 9422699.

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, 452720 + ... + 452939.

It is an arithmetic number, because the mean of its divisors is an integer number (12226410).

Almost surely, 2^99622490 is an apocalyptic number.

99622490 is a deficient number, since it is larger than the sum of its proper divisors (96000070).

99622490 is a wasteful number, since it uses less digits than its factorization.

99622490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905677.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 99622490 is about 9981.1066520702. The cubic root of 99622490 is about 463.5740647596.

The spelling of 99622490 in words is "ninety-nine million, six hundred twenty-two thousand, four hundred ninety".