104529621 has 32 divisors (see below), whose sum is σ = 170864640. Its totient is φ = 55508544.

The previous prime is 104529589. The next prime is 104529629. The reversal of 104529621 is 126925401.

It is not a de Polignac number, because 104529621 - 2⁵ = 104529589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104529629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18676 + ... + 23618.

It is an arithmetic number, because the mean of its divisors is an integer number (5339520).

Almost surely, 2^104529621 is an apocalyptic number.

It is an amenable number.

104529621 is a deficient number, since it is larger than the sum of its proper divisors (66335019).

104529621 is a wasteful number, since it uses less digits than its factorization.

104529621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5025.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 104529621 is about 10223.9728579452. The cubic root of 104529621 is about 471.0638659165.

The spelling of 104529621 in words is "one hundred four million, five hundred twenty-nine thousand, six hundred twenty-one".