104987996 has 12 divisors (see below), whose sum is σ = 193399080. Its totient is φ = 49731120.

The previous prime is 104987959. The next prime is 104987999. The reversal of 104987996 is 699789401.

It is a happy number.

It is a super-2 number, since 2×104987996² = 22044958608192032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104987999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690635 + ... + 690786.

It is an arithmetic number, because the mean of its divisors is an integer number (16116590).

Almost surely, 2^104987996 is an apocalyptic number.

It is an amenable number.

104987996 is a deficient number, since it is larger than the sum of its proper divisors (88411084).

104987996 is a wasteful number, since it uses less digits than its factorization.

104987996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381444 (or 1381442 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 104987996 is about 10246.3650139940. The cubic root of 104987996 is about 471.7514191882.

The spelling of 104987996 in words is "one hundred four million, nine hundred eighty-seven thousand, nine hundred ninety-six".