14746639 has 2 divisors, whose sum is σ = 14746640. Its totient is φ = 14746638.

The previous prime is 14746621. The next prime is 14746651. The reversal of 14746639 is 93664741.

It is a strong prime.

It is an emirp because it is prime and its reverse (93664741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14746639 - 2¹³ = 14738447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14746139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7373319 + 7373320.

It is an arithmetic number, because the mean of its divisors is an integer number (7373320).

Almost surely, 2^14746639 is an apocalyptic number.

14746639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14746639 is an equidigital number, since it uses as much as digits as its factorization.

14746639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 14746639 is about 3840.1352840753. The cubic root of 14746639 is about 245.2247777467.

The spelling of 14746639 in words is "fourteen million, seven hundred forty-six thousand, six hundred thirty-nine".