13326290 has 16 divisors (see below), whose sum is σ = 24636312. Its totient is φ = 5186304.

The previous prime is 13326289. The next prime is 13326301. The reversal of 13326290 is 9262331.

It can be written as a sum of positive squares in 4 ways, for example, as 12652249 + 674041 = 3557^2 + 821^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17639 + ... + 18378.

Almost surely, 2^13326290 is an apocalyptic number.

13326290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13326290 is a deficient number, since it is larger than the sum of its proper divisors (11310022).

13326290 is a wasteful number, since it uses less digits than its factorization.

13326290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36061.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 13326290 is about 3650.5191411633. The cubic root of 13326290 is about 237.0844589697.

The spelling of 13326290 in words is "thirteen million, three hundred twenty-six thousand, two hundred ninety".