44621413 has 8 divisors (see below), whose sum is σ = 47539008. Its totient is φ = 41736384.

The previous prime is 44621399. The next prime is 44621429. The reversal of 44621413 is 31412644.

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 44621413 - 2¹³ = 44613221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44621453) 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, 5281 + ... + 10822.

It is an arithmetic number, because the mean of its divisors is an integer number (5942376).

Almost surely, 2^44621413 is an apocalyptic number.

It is an amenable number.

44621413 is a deficient number, since it is larger than the sum of its proper divisors (2917595).

44621413 is a wasteful number, since it uses less digits than its factorization.

44621413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16283.

The product of its digits is 2304, while the sum is 25.

The square root of 44621413 is about 6679.9261223460. The cubic root of 44621413 is about 354.6890433139.

The spelling of 44621413 in words is "forty-four million, six hundred twenty-one thousand, four hundred thirteen".