14472621 has 8 divisors (see below), whose sum is σ = 21440960. Its totient is φ = 9648396.

The previous prime is 14472613. The next prime is 14472637. The reversal of 14472621 is 12627441.

It is not a de Polignac number, because 14472621 - 2³ = 14472613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 536023 = 14472621 / (1 + 4 + 4 + 7 + 2 + 6 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14972621) 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, 267985 + ... + 268038.

It is an arithmetic number, because the mean of its divisors is an integer number (2680120).

Almost surely, 2^14472621 is an apocalyptic number.

It is an amenable number.

14472621 is a deficient number, since it is larger than the sum of its proper divisors (6968339).

14472621 is an equidigital number, since it uses as much as digits as its factorization.

14472621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536032 (or 536026 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 14472621 is about 3804.2898154583. The cubic root of 14472621 is about 243.6963716338.

The spelling of 14472621 in words is "fourteen million, four hundred seventy-two thousand, six hundred twenty-one".