14626421 has 4 divisors (see below), whose sum is σ = 14634144. Its totient is φ = 14618700.

The previous prime is 14626379. The next prime is 14626427. The reversal of 14626421 is 12462641.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14626421 - 2²² = 10432117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14626427) 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, 1136 + ... + 5526.

It is an arithmetic number, because the mean of its divisors is an integer number (3658536).

Almost surely, 2^14626421 is an apocalyptic number.

It is an amenable number.

14626421 is a deficient number, since it is larger than the sum of its proper divisors (7723).

14626421 is an equidigital number, since it uses as much as digits as its factorization.

14626421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7722.

The product of its digits is 2304, while the sum is 26.

The square root of 14626421 is about 3824.4504180339. The cubic root of 14626421 is about 244.5565823800.

The spelling of 14626421 in words is "fourteen million, six hundred twenty-six thousand, four hundred twenty-one".