99772662 has 32 divisors (see below), whose sum is σ = 218110464. Its totient is φ = 30175200.

The previous prime is 99772661. The next prime is 99772669. The reversal of 99772662 is 26627799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99772661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42483 + ... + 44769.

It is an arithmetic number, because the mean of its divisors is an integer number (6815952).

Almost surely, 2^99772662 is an apocalyptic number.

99772662 is an abundant number, since it is smaller than the sum of its proper divisors (118337802).

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

99772662 is a wasteful number, since it uses less digits than its factorization.

99772662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964.

The product of its digits is 571536, while the sum is 48.

The square root of 99772662 is about 9988.6266323254. The cubic root of 99772662 is about 463.8068799731.

The spelling of 99772662 in words is "ninety-nine million, seven hundred seventy-two thousand, six hundred sixty-two".