99982556 has 12 divisors (see below), whose sum is σ = 176773968. Its totient is φ = 49475712.

The previous prime is 99982537. The next prime is 99982573. The reversal of 99982556 is 65528999.

It is a happy number.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 99982498 and 99982507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128456 + ... + 129231.

It is an arithmetic number, because the mean of its divisors is an integer number (14731164).

Almost surely, 2^99982556 is an apocalyptic number.

It is an amenable number.

99982556 is a deficient number, since it is larger than the sum of its proper divisors (76791412).

99982556 is a wasteful number, since it uses less digits than its factorization.

99982556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257788 (or 257786 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 53.

The square root of 99982556 is about 9999.1277619600. The cubic root of 99982556 is about 464.1318924999.

The spelling of 99982556 in words is "ninety-nine million, nine hundred eighty-two thousand, five hundred fifty-six".