99620359 has 4 divisors (see below), whose sum is σ = 99717280. Its totient is φ = 99523440.

The previous prime is 99620351. The next prime is 99620407. The reversal of 99620359 is 95302699.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99620359 - 2³ = 99620351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99620351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46902 + ... + 48979.

It is an arithmetic number, because the mean of its divisors is an integer number (24929320).

Almost surely, 2^99620359 is an apocalyptic number.

99620359 is a deficient number, since it is larger than the sum of its proper divisors (96921).

99620359 is a wasteful number, since it uses less digits than its factorization.

99620359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96920.

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 99620359 is about 9980.9998998096. Note that the first 3 decimals coincide. The cubic root of 99620359 is about 463.5707593368.

The spelling of 99620359 in words is "ninety-nine million, six hundred twenty thousand, three hundred fifty-nine".