99562320 has 240 divisors, whose sum is σ = 393224832. Its totient is φ = 22256640.

The previous prime is 99562313. The next prime is 99562321. The reversal of 99562320 is 2326599.

99562320 is a `hidden beast` number, since 9 + 9 + 5 + 623 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99562321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102477 + ... + 103443.

Almost surely, 2^99562320 is an apocalyptic number.

99562320 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99562320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196612416).

99562320 is an abundant number, since it is smaller than the sum of its proper divisors (293662512).

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

99562320 is a wasteful number, since it uses less digits than its factorization.

99562320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 99562320 is about 9978.0920019811. The cubic root of 99562320 is about 463.4807161292.

The spelling of 99562320 in words is "ninety-nine million, five hundred sixty-two thousand, three hundred twenty".