104399212 has 12 divisors (see below), whose sum is σ = 182886760. Its totient is φ = 52145856.

The previous prime is 104399203. The next prime is 104399221. The reversal of 104399212 is 212993401.

It is an interprime number because it is at equal distance from previous prime (104399203) and next prime (104399221).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8898 + ... + 16969.

Almost surely, 2^104399212 is an apocalyptic number.

It is an amenable number.

104399212 is a deficient number, since it is larger than the sum of its proper divisors (78487548).

104399212 is a wasteful number, since it uses less digits than its factorization.

104399212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26880 (or 26878 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 104399212 is about 10217.5932586887. The cubic root of 104399212 is about 470.8678878722.

The spelling of 104399212 in words is "one hundred four million, three hundred ninety-nine thousand, two hundred twelve".