13366764 has 18 divisors (see below), whose sum is σ = 33788300. Its totient is φ = 4455576.

The previous prime is 13366763. The next prime is 13366781. The reversal of 13366764 is 46766331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 371299 = 13366764 / (1 + 3 + 3 + 6 + 6 + 7 + 6 + 4).

It is not an unprimeable number, because it can be changed into a prime (13366763) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 185614 + ... + 185685.

Almost surely, 2^13366764 is an apocalyptic number.

It is an amenable number.

13366764 is an abundant number, since it is smaller than the sum of its proper divisors (20421536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13366764 is a wasteful number, since it uses less digits than its factorization.

13366764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371309 (or 371304 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 13366764 is about 3656.0585334483. The cubic root of 13366764 is about 237.3242370863.

It can be divided in two parts, 1336 and 6764, that added together give a square (8100 = 90²).

The spelling of 13366764 in words is "thirteen million, three hundred sixty-six thousand, seven hundred sixty-four".