13769775 has 36 divisors (see below), whose sum is σ = 25969320. Its totient is φ = 6955200.

The previous prime is 13769759. The next prime is 13769827. The reversal of 13769775 is 57796731.

13769775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13769775 - 2⁴ = 13769759 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 13769775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2665 + ... + 5885.

It is an arithmetic number, because the mean of its divisors is an integer number (721370).

Almost surely, 2^13769775 is an apocalyptic number.

13769775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13769775 is a deficient number, since it is larger than the sum of its proper divisors (12199545).

13769775 is a wasteful number, since it uses less digits than its factorization.

13769775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3256 (or 3248 counting only the distinct ones).

The product of its digits is 277830, while the sum is 45.

The square root of 13769775 is about 3710.7647459789. The cubic root of 13769775 is about 239.6857867213.

The spelling of 13769775 in words is "thirteen million, seven hundred sixty-nine thousand, seven hundred seventy-five".