99756372 has 48 divisors (see below), whose sum is σ = 240694272. Its totient is φ = 32137440.

The previous prime is 99756353. The next prime is 99756373. The reversal of 99756372 is 27365799.

Its product of digits (714420) is a multiple of the sum of its prime factors (2268).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99756373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45747 + ... + 47877.

It is an arithmetic number, because the mean of its divisors is an integer number (5014464).

Almost surely, 2^99756372 is an apocalyptic number.

It is an amenable number.

99756372 is an abundant number, since it is smaller than the sum of its proper divisors (140937900).

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

99756372 is a wasteful number, since it uses less digits than its factorization.

99756372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268 (or 2266 counting only the distinct ones).

The product of its digits is 714420, while the sum is 48.

The square root of 99756372 is about 9987.8111716231. The cubic root of 99756372 is about 463.7816365008.

It can be divided in two parts, 99756 and 372, that added together give a triangular number (100128 = T₄₄₇).

The spelling of 99756372 in words is "ninety-nine million, seven hundred fifty-six thousand, three hundred seventy-two".