104071644 has 36 divisors (see below), whose sum is σ = 265408416. Its totient is φ = 34382208.

The previous prime is 104071631. The next prime is 104071657. The reversal of 104071644 is 446170401.

104071644 is a `hidden beast` number, since 10 + 4 + 0 + 7 + 1 + 644 = 666.

It is an interprime number because it is at equal distance from previous prime (104071631) and next prime (104071657).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 8724 + ... + 16859.

It is an arithmetic number, because the mean of its divisors is an integer number (7372456).

Almost surely, 2^104071644 is an apocalyptic number.

It is an amenable number.

104071644 is an abundant number, since it is smaller than the sum of its proper divisors (161336772).

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

104071644 is a wasteful number, since it uses less digits than its factorization.

104071644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25706 (or 25701 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 104071644 is about 10201.5510585401. The cubic root of 104071644 is about 470.3748993097.

The spelling of 104071644 in words is "one hundred four million, seventy-one thousand, six hundred forty-four".