99764312 has 8 divisors (see below), whose sum is σ = 187058100. Its totient is φ = 49882152.

The previous prime is 99764311. The next prime is 99764323. The reversal of 99764312 is 21346799.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 99764312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99764311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6235262 + ... + 6235277.

Almost surely, 2^99764312 is an apocalyptic number.

It is an amenable number.

99764312 is a deficient number, since it is larger than the sum of its proper divisors (87293788).

99764312 is a wasteful number, since it uses less digits than its factorization.

99764312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12470545 (or 12470541 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 99764312 is about 9988.2086482011. The cubic root of 99764312 is about 463.7939409061.

The spelling of 99764312 in words is "ninety-nine million, seven hundred sixty-four thousand, three hundred twelve".