13307690 has 32 divisors (see below), whose sum is σ = 26282880. Its totient is φ = 4811200.

The previous prime is 13307689. The next prime is 13307737. The reversal of 13307690 is 9670331.

13307690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13307690² = 354189226272200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34016 + ... + 34404.

It is an arithmetic number, because the mean of its divisors is an integer number (821340).

Almost surely, 2^13307690 is an apocalyptic number.

13307690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13307690 is a deficient number, since it is larger than the sum of its proper divisors (12975190).

13307690 is a wasteful number, since it uses less digits than its factorization.

13307690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 13307690 is about 3647.9706687417. The cubic root of 13307690 is about 236.9741050714.

It can be divided in two parts, 13 and 307690, that added together give a palindrome (307703).

The spelling of 13307690 in words is "thirteen million, three hundred seven thousand, six hundred ninety".