104216644 has 24 divisors (see below), whose sum is σ = 210351680. Its totient is φ = 44253216.

The previous prime is 104216639. The next prime is 104216659. The reversal of 104216644 is 446612401.

It is a super-2 number, since 2×104216644² = 21722217773245472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

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 7 ways as a sum of consecutive naturals, for example, 14022 + ... + 20125.

Almost surely, 2^104216644 is an apocalyptic number.

104216644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

104216644 is an abundant number, since it is smaller than the sum of its proper divisors (106135036).

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

104216644 is a wasteful number, since it uses less digits than its factorization.

104216644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34267 (or 34265 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 104216644 is about 10208.6553473021. The cubic root of 104216644 is about 470.5932511634.

The spelling of 104216644 in words is "one hundred four million, two hundred sixteen thousand, six hundred forty-four".