13049776 has 20 divisors (see below), whose sum is σ = 25402392. Its totient is φ = 6494336.

The previous prime is 13049759. The next prime is 13049821. The reversal of 13049776 is 67794031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1836 + ... + 5428.

Almost surely, 2^13049776 is an apocalyptic number.

13049776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13049776 is a deficient number, since it is larger than the sum of its proper divisors (12352616).

13049776 is a wasteful number, since it uses less digits than its factorization.

13049776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828 (or 3822 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 13049776 is about 3612.4473698588. The cubic root of 13049776 is about 235.4331892163.

The spelling of 13049776 in words is "thirteen million, forty-nine thousand, seven hundred seventy-six".