104361621 has 48 divisors (see below), whose sum is σ = 176428224. Its totient is φ = 54383616.

The previous prime is 104361613. The next prime is 104361629. The reversal of 104361621 is 126163401.

It is an interprime number because it is at equal distance from previous prime (104361613) and next prime (104361629).

It is not a de Polignac number, because 104361621 - 2³ = 104361613 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 104361591 and 104361600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104361629) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 185086 + ... + 185648.

It is an arithmetic number, because the mean of its divisors is an integer number (3675588).

Almost surely, 2^104361621 is an apocalyptic number.

It is an amenable number.

104361621 is a deficient number, since it is larger than the sum of its proper divisors (72066603).

104361621 is a wasteful number, since it uses less digits than its factorization.

104361621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 104361621 is about 10215.7535698547. The cubic root of 104361621 is about 470.8113659907.

The spelling of 104361621 in words is "one hundred four million, three hundred sixty-one thousand, six hundred twenty-one".