99251922 has 32 divisors (see below), whose sum is σ = 247486464. Its totient is φ = 25779600.

The previous prime is 99251879. The next prime is 99251927. The reversal of 99251922 is 22915299.

It is not an unprimeable number, because it can be changed into a prime (99251927) 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, 106954 + ... + 107877.

It is an arithmetic number, because the mean of its divisors is an integer number (7733952).

Almost surely, 2^99251922 is an apocalyptic number.

99251922 is an abundant number, since it is smaller than the sum of its proper divisors (148234542).

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

99251922 is a wasteful number, since it uses less digits than its factorization.

99251922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214854.

The product of its digits is 29160, while the sum is 39.

The square root of 99251922 is about 9962.5258845335. The cubic root of 99251922 is about 462.9985616657.

The spelling of 99251922 in words is "ninety-nine million, two hundred fifty-one thousand, nine hundred twenty-two".