13028416 has 14 divisors (see below), whose sum is σ = 25853390. Its totient is φ = 6514176.

The previous prime is 13028413. The next prime is 13028417. The reversal of 13028416 is 61482031.

It can be written as a sum of positive squares in only one way, i.e., 7268416 + 5760000 = 2696^2 + 2400^2 .

It is not an unprimeable number, because it can be changed into a prime (13028413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101721 + ... + 101848.

Almost surely, 2^13028416 is an apocalyptic number.

13028416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13028416 is a deficient number, since it is larger than the sum of its proper divisors (12824974).

13028416 is an equidigital number, since it uses as much as digits as its factorization.

13028416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203581 (or 203571 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 13028416 is about 3609.4897146273. The cubic root of 13028416 is about 235.3046659585.

The spelling of 13028416 in words is "thirteen million, twenty-eight thousand, four hundred sixteen".