13056250 has 24 divisors (see below), whose sum is σ = 24490620. Its totient is φ = 5220000.

The previous prime is 13056229. The next prime is 13056311. The reversal of 13056250 is 5265031.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 247009 + 12809241 = 497^2 + 3579^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5206 + ... + 7294.

Almost surely, 2^13056250 is an apocalyptic number.

13056250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13056250 is a deficient number, since it is larger than the sum of its proper divisors (11434370).

13056250 is an frugal number, since it uses more digits than its factorization.

13056250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116 (or 2096 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 13056250 is about 3613.3433271695. The cubic root of 13056250 is about 235.4721156185.

The spelling of 13056250 in words is "thirteen million, fifty-six thousand, two hundred fifty".