14387474 has 16 divisors (see below), whose sum is σ = 23410296. Its totient is φ = 6604800.

The previous prime is 14387453. The next prime is 14387507. The reversal of 14387474 is 47478341.

It can be written as a sum of positive squares in 4 ways, for example, as 11122225 + 3265249 = 3335^2 + 1807^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3767 + ... + 6554.

Almost surely, 2^14387474 is an apocalyptic number.

14387474 is a deficient number, since it is larger than the sum of its proper divisors (9022822).

14387474 is a wasteful number, since it uses less digits than its factorization.

14387474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10381.

The product of its digits is 75264, while the sum is 38.

The square root of 14387474 is about 3793.0823877158. The cubic root of 14387474 is about 243.2175170792.

The spelling of 14387474 in words is "fourteen million, three hundred eighty-seven thousand, four hundred seventy-four".