14987764 has 24 divisors (see below), whose sum is σ = 29157408. Its totient is φ = 6683040.

The previous prime is 14987759. The next prime is 14987767. The reversal of 14987764 is 46778941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14987767) 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 7 ways as a sum of consecutive naturals, for example, 882 + ... + 5545.

It is an arithmetic number, because the mean of its divisors is an integer number (1214892).

Almost surely, 2^14987764 is an apocalyptic number.

It is an amenable number.

14987764 is a deficient number, since it is larger than the sum of its proper divisors (14169644).

14987764 is a wasteful number, since it uses less digits than its factorization.

14987764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6495 (or 6493 counting only the distinct ones).

The product of its digits is 338688, while the sum is 46.

The square root of 14987764 is about 3871.4033631230. The cubic root of 14987764 is about 246.5541301441.

It can be divided in two parts, 149877 and 64, that added together give a palindrome (149941).

The spelling of 14987764 in words is "fourteen million, nine hundred eighty-seven thousand, seven hundred sixty-four".