14388974 has 4 divisors (see below), whose sum is σ = 21583464. Its totient is φ = 7194486.

The previous prime is 14388943. The next prime is 14388989. The reversal of 14388974 is 47988341.

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, 3597242 + ... + 3597245.

It is an arithmetic number, because the mean of its divisors is an integer number (5395866).

Almost surely, 2^14388974 is an apocalyptic number.

14388974 is a deficient number, since it is larger than the sum of its proper divisors (7194490).

14388974 is an equidigital number, since it uses as much as digits as its factorization.

14388974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7194489.

The product of its digits is 193536, while the sum is 44.

The square root of 14388974 is about 3793.2801109330. The cubic root of 14388974 is about 243.2259691906.

Subtracting from 14388974 its sum of digits (44), we obtain a triangular number (14388930 = T₅₃₆₄).

The spelling of 14388974 in words is "fourteen million, three hundred eighty-eight thousand, nine hundred seventy-four".