13406770 has 24 divisors (see below), whose sum is σ = 26134596. Its totient is φ = 4949568.

The previous prime is 13406759. The next prime is 13406773. The reversal of 13406770 is 7760431.

It can be written as a sum of positive squares in 6 ways, for example, as 597529 + 12809241 = 773^2 + 3579^2 .

It is not an unprimeable number, because it can be changed into a prime (13406773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2277 + ... + 5656.

Almost surely, 2^13406770 is an apocalyptic number.

13406770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13406770 is a deficient number, since it is larger than the sum of its proper divisors (12727826).

13406770 is a wasteful number, since it uses less digits than its factorization.

13406770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7966 (or 7953 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 13406770 is about 3661.5256383098. The cubic root of 13406770 is about 237.5607674607.

The spelling of 13406770 in words is "thirteen million, four hundred six thousand, seven hundred seventy".