14394621 has 8 divisors (see below), whose sum is σ = 19383264. Its totient is φ = 9501200.

The previous prime is 14394613. The next prime is 14394623. The reversal of 14394621 is 12649341.

14394621 = 160² + 161² + ... + 361².

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 14394621 - 2³ = 14394613 is a prime.

It is a super-2 number, since 2×14394621² = 414410227467282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14394623) 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, 23451 + ... + 24056.

It is an arithmetic number, because the mean of its divisors is an integer number (2422908).

Almost surely, 2^14394621 is an apocalyptic number.

It is an amenable number.

14394621 is a deficient number, since it is larger than the sum of its proper divisors (4988643).

14394621 is a wasteful number, since it uses less digits than its factorization.

14394621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47611.

The product of its digits is 5184, while the sum is 30.

The square root of 14394621 is about 3794.0243805226. The cubic root of 14394621 is about 243.2577833053.

The spelling of 14394621 in words is "fourteen million, three hundred ninety-four thousand, six hundred twenty-one".