14974639 has 2 divisors, whose sum is σ = 14974640. Its totient is φ = 14974638.

The previous prime is 14974627. The next prime is 14974657. The reversal of 14974639 is 93647941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14974639 - 2¹³ = 14966447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14974595 and 14974604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14974699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7487319 + 7487320.

It is an arithmetic number, because the mean of its divisors is an integer number (7487320).

Almost surely, 2^14974639 is an apocalyptic number.

14974639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14974639 is an equidigital number, since it uses as much as digits as its factorization.

14974639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 14974639 is about 3869.7078701111. The cubic root of 14974639 is about 246.4821387955.

The spelling of 14974639 in words is "fourteen million, nine hundred seventy-four thousand, six hundred thirty-nine".