14681564 has 12 divisors (see below), whose sum is σ = 25747344. Its totient is φ = 7325184.

The previous prime is 14681551. The next prime is 14681599. The reversal of 14681564 is 46518641.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1637 + ... + 5660.

It is an arithmetic number, because the mean of its divisors is an integer number (2145612).

Almost surely, 2^14681564 is an apocalyptic number.

It is an amenable number.

14681564 is a deficient number, since it is larger than the sum of its proper divisors (11065780).

14681564 is a wasteful number, since it uses less digits than its factorization.

14681564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7804 (or 7802 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 14681564 is about 3831.6529070363. The cubic root of 14681564 is about 244.8635308289.

It can be divided in two parts, 14 and 681564, that multiplied together give a triangular number (9541896 = T₄₃₆₈).

The spelling of 14681564 in words is "fourteen million, six hundred eighty-one thousand, five hundred sixty-four".