104659812 has 18 divisors (see below), whose sum is σ = 264556838. Its totient is φ = 34886592.

The previous prime is 104659783. The next prime is 104659823. The reversal of 104659812 is 218956401.

104659812 is a `hidden beast` number, since 10 + 46 + 598 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 90326016 + 14333796 = 9504^2 + 3786^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2907217 = 104659812 / (1 + 0 + 4 + 6 + 5 + 9 + 8 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1453573 + ... + 1453644.

Almost surely, 2^104659812 is an apocalyptic number.

104659812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104659812 is an abundant number, since it is smaller than the sum of its proper divisors (159897026).

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

104659812 is a wasteful number, since it uses less digits than its factorization.

104659812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2907227 (or 2907222 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 104659812 is about 10230.3378243341. The cubic root of 104659812 is about 471.2593538284.

The spelling of 104659812 in words is "one hundred four million, six hundred fifty-nine thousand, eight hundred twelve".