99283920 has 40 divisors (see below), whose sum is σ = 307780896. Its totient is φ = 26475648.

The previous prime is 99283897. The next prime is 99283931. The reversal of 99283920 is 2938299.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

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, 206602 + ... + 207081.

Almost surely, 2^99283920 is an apocalyptic number.

It is an amenable number.

99283920 is an abundant number, since it is smaller than the sum of its proper divisors (208496976).

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

99283920 is a wasteful number, since it uses less digits than its factorization.

99283920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413699 (or 413693 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 99283920 is about 9964.1316731565. The cubic root of 99283920 is about 463.0483119573.

The spelling of 99283920 in words is "ninety-nine million, two hundred eighty-three thousand, nine hundred twenty".