104665637 has 8 divisors (see below), whose sum is σ = 108058776. Its totient is φ = 101302272.

The previous prime is 104665621. The next prime is 104665643. The reversal of 104665637 is 736566401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 58507201 + 46158436 = 7649^2 + 6794^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104665637 - 2⁴ = 104665621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104665637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104665607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188 + ... + 14469.

It is an arithmetic number, because the mean of its divisors is an integer number (13507347).

Almost surely, 2^104665637 is an apocalyptic number.

It is an amenable number.

104665637 is a deficient number, since it is larger than the sum of its proper divisors (3393139).

104665637 is a wasteful number, since it uses less digits than its factorization.

104665637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14887.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 104665637 is about 10230.6225128288. The cubic root of 104665637 is about 471.2680965501.

The spelling of 104665637 in words is "one hundred four million, six hundred sixty-five thousand, six hundred thirty-seven".