13772085 has 8 divisors (see below), whose sum is σ = 22035360. Its totient is φ = 7345104.

The previous prime is 13772069. The next prime is 13772117. The reversal of 13772085 is 58027731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13772085 - 2⁴ = 13772069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459055 + ... + 459084.

It is an arithmetic number, because the mean of its divisors is an integer number (2754420).

Almost surely, 2^13772085 is an apocalyptic number.

13772085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13772085 is a deficient number, since it is larger than the sum of its proper divisors (8263275).

13772085 is an equidigital number, since it uses as much as digits as its factorization.

13772085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918147.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 13772085 is about 3711.0759895211. The cubic root of 13772085 is about 239.6991890998.

The spelling of 13772085 in words is "thirteen million, seven hundred seventy-two thousand, eighty-five".