413560621 has 4 divisors (see below), whose sum is σ = 414908032. Its totient is φ = 412213212.

The previous prime is 413560613. The next prime is 413560639. The reversal of 413560621 is 126065314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 413560621 - 2³ = 413560613 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 413560621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413560601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673245 + ... + 673858.

It is an arithmetic number, because the mean of its divisors is an integer number (103727008).

Almost surely, 2^413560621 is an apocalyptic number.

It is an amenable number.

413560621 is a deficient number, since it is larger than the sum of its proper divisors (1347411).

413560621 is a wasteful number, since it uses less digits than its factorization.

413560621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347410.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 413560621 is about 20336.1899332200. The cubic root of 413560621 is about 745.0402338525.

The spelling of 413560621 in words is "four hundred thirteen million, five hundred sixty thousand, six hundred twenty-one".