13306690 has 16 divisors (see below), whose sum is σ = 24022080. Its totient is φ = 5307120.

The previous prime is 13306663. The next prime is 13306691. The reversal of 13306690 is 9660331.

It is a super-2 number, since 2×13306690² = 354135997512200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13306691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2035 + ... + 5545.

It is an arithmetic number, because the mean of its divisors is an integer number (1501380).

Almost surely, 2^13306690 is an apocalyptic number.

13306690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13306690 is a deficient number, since it is larger than the sum of its proper divisors (10715390).

13306690 is a wasteful number, since it uses less digits than its factorization.

13306690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 13306690 is about 3647.8336036612. The cubic root of 13306690 is about 236.9681691541.

The spelling of 13306690 in words is "thirteen million, three hundred six thousand, six hundred ninety".