14774638 has 8 divisors (see below), whose sum is σ = 22633632. Its totient is φ = 7230096.

The previous prime is 14774633. The next prime is 14774653. The reversal of 14774638 is 83647741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 14774638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14774633) 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 3 ways as a sum of consecutive naturals, for example, 78495 + ... + 78682.

It is an arithmetic number, because the mean of its divisors is an integer number (2829204).

Almost surely, 2^14774638 is an apocalyptic number.

14774638 is a deficient number, since it is larger than the sum of its proper divisors (7858994).

14774638 is a wasteful number, since it uses less digits than its factorization.

14774638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157226.

The product of its digits is 112896, while the sum is 40.

The square root of 14774638 is about 3843.7791299709. The cubic root of 14774638 is about 245.3798799291.

The spelling of 14774638 in words is "fourteen million, seven hundred seventy-four thousand, six hundred thirty-eight".