99977882 has 8 divisors (see below), whose sum is σ = 150245652. Its totient is φ = 49896000.

The previous prime is 99977873. The next prime is 99977893. The reversal of 99977882 is 28877999.

It can be written as a sum of positive squares in 2 ways, for example, as 96805921 + 3171961 = 9839^2 + 1781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45119 + ... + 47282.

Almost surely, 2^99977882 is an apocalyptic number.

99977882 is a deficient number, since it is larger than the sum of its proper divisors (50267770).

99977882 is a wasteful number, since it uses less digits than its factorization.

99977882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92944.

The product of its digits is 4572288, while the sum is 59.

The square root of 99977882 is about 9998.8940388425. The cubic root of 99977882 is about 464.1246599507.

The spelling of 99977882 in words is "ninety-nine million, nine hundred seventy-seven thousand, eight hundred eighty-two".