13770946 has 16 divisors (see below), whose sum is σ = 23843520. Its totient is φ = 5842800.

The previous prime is 13770929. The next prime is 13770959. The reversal of 13770946 is 64907731.

It is a super-4 number, since 4×13770946⁴ (a number of 30 digits) contains 4444 as substring.

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, 3456 + ... + 6283.

It is an arithmetic number, because the mean of its divisors is an integer number (1490220).

Almost surely, 2^13770946 is an apocalyptic number.

13770946 is a deficient number, since it is larger than the sum of its proper divisors (10072574).

13770946 is a wasteful number, since it uses less digits than its factorization.

13770946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9849.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 13770946 is about 3710.9225268119. The cubic root of 13770946 is about 239.6925809281.

The spelling of 13770946 in words is "thirteen million, seven hundred seventy thousand, nine hundred forty-six".