13772770 has 16 divisors (see below), whose sum is σ = 27044928. Its totient is φ = 5008240.

The previous prime is 13772753. The next prime is 13772809. The reversal of 13772770 is 7727731.

13772770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62494 + ... + 62713.

It is an arithmetic number, because the mean of its divisors is an integer number (1690308).

Almost surely, 2^13772770 is an apocalyptic number.

13772770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13772770 is a deficient number, since it is larger than the sum of its proper divisors (13272158).

13772770 is a wasteful number, since it uses less digits than its factorization.

13772770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125225.

The product of its (nonzero) digits is 14406, while the sum is 34.

The square root of 13772770 is about 3711.1682796661. The cubic root of 13772770 is about 239.7031631100.

The spelling of 13772770 in words is "thirteen million, seven hundred seventy-two thousand, seven hundred seventy".