14742739 has 16 divisors (see below), whose sum is σ = 16694496. Its totient is φ = 12902400.

The previous prime is 14742703. The next prime is 14742751. The reversal of 14742739 is 93724741.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14742739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14742698 and 14742707.

It is not an unprimeable number, because it can be changed into a prime (14742769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43579 + ... + 43915.

It is an arithmetic number, because the mean of its divisors is an integer number (1043406).

Almost surely, 2^14742739 is an apocalyptic number.

14742739 is a deficient number, since it is larger than the sum of its proper divisors (1951757).

14742739 is a wasteful number, since it uses less digits than its factorization.

With its successor (14742740) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (486).

14742739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486.

The product of its digits is 42336, while the sum is 37.

The square root of 14742739 is about 3839.6274558868. The cubic root of 14742739 is about 245.2031578835.

The spelling of 14742739 in words is "fourteen million, seven hundred forty-two thousand, seven hundred thirty-nine".