13770994 has 8 divisors (see below), whose sum is σ = 20995308. Its totient is φ = 6772560.

The previous prime is 13770983. The next prime is 13771001. The reversal of 13770994 is 49907731.

It can be written as a sum of positive squares in 2 ways, for example, as 9381969 + 4389025 = 3063^2 + 2095^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56317 + ... + 56560.

Almost surely, 2^13770994 is an apocalyptic number.

13770994 is a deficient number, since it is larger than the sum of its proper divisors (7224314).

13770994 is a wasteful number, since it uses less digits than its factorization.

13770994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112940.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 13770994 is about 3710.9289942008. The cubic root of 13770994 is about 239.6928594186.

The spelling of 13770994 in words is "thirteen million, seven hundred seventy thousand, nine hundred ninety-four".