13764789 has 16 divisors (see below), whose sum is σ = 20779200. Its totient is φ = 9002448.

The previous prime is 13764767. The next prime is 13764823. The reversal of 13764789 is 98746731.

It is not a de Polignac number, because 13764789 - 2⁵ = 13764757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13764719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3379 + ... + 6240.

It is an arithmetic number, because the mean of its divisors is an integer number (1298700).

Almost surely, 2^13764789 is an apocalyptic number.

It is an amenable number.

13764789 is a deficient number, since it is larger than the sum of its proper divisors (7014411).

13764789 is an equidigital number, since it uses as much as digits as its factorization.

13764789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9681 (or 9675 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 13764789 is about 3710.0928559808. The cubic root of 13764789 is about 239.6568533604.

The spelling of 13764789 in words is "thirteen million, seven hundred sixty-four thousand, seven hundred eighty-nine".