13319690 has 8 divisors (see below), whose sum is σ = 23975460. Its totient is φ = 5327872.

The previous prime is 13319689. The next prime is 13319707. The reversal of 13319690 is 9691331.

13319690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13315201 + 4489 = 3649^2 + 67^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13319690² = 354828283392200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 665975 + ... + 665994.

Almost surely, 2^13319690 is an apocalyptic number.

13319690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13319690 is a deficient number, since it is larger than the sum of its proper divisors (10655770).

13319690 is a wasteful number, since it uses less digits than its factorization.

13319690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331976.

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 13319690 is about 3649.6150481934. The cubic root of 13319690 is about 237.0453128953.

The spelling of 13319690 in words is "thirteen million, three hundred nineteen thousand, six hundred ninety".