14638742 has 4 divisors (see below), whose sum is σ = 21958116. Its totient is φ = 7319370.

The previous prime is 14638703. The next prime is 14638753. The reversal of 14638742 is 24783641.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3659684 + ... + 3659687.

It is an arithmetic number, because the mean of its divisors is an integer number (5489529).

Almost surely, 2^14638742 is an apocalyptic number.

14638742 is a deficient number, since it is larger than the sum of its proper divisors (7319374).

14638742 is an equidigital number, since it uses as much as digits as its factorization.

14638742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7319373.

The product of its digits is 32256, while the sum is 35.

The square root of 14638742 is about 3826.0608986267. The cubic root of 14638742 is about 244.6252329398.

The spelling of 14638742 in words is "fourteen million, six hundred thirty-eight thousand, seven hundred forty-two".