13973770 has 16 divisors (see below), whose sum is σ = 25347168. Its totient is φ = 5546320.

The previous prime is 13973767. The next prime is 13973789. The reversal of 13973770 is 7737931.

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, 4024 + ... + 6643.

It is an arithmetic number, because the mean of its divisors is an integer number (1584198).

Almost surely, 2^13973770 is an apocalyptic number.

13973770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13973770 is a deficient number, since it is larger than the sum of its proper divisors (11373398).

13973770 is a wasteful number, since it uses less digits than its factorization.

13973770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10805.

The product of its (nonzero) digits is 27783, while the sum is 37.

The square root of 13973770 is about 3738.1506122681. The cubic root of 13973770 is about 240.8636131939.

The spelling of 13973770 in words is "thirteen million, nine hundred seventy-three thousand, seven hundred seventy".