13450256 has 20 divisors (see below), whose sum is σ = 26489004. Its totient is φ = 6614400.

The previous prime is 13450253. The next prime is 13450259. The reversal of 13450256 is 65205431.

It is an interprime number because it is at equal distance from previous prime (13450253) and next prime (13450259).

It can be written as a sum of positive squares in 2 ways, for example, as 3312400 + 10137856 = 1820^2 + 3184^2 .

It is not an unprimeable number, because it can be changed into a prime (13450253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5915 + ... + 7866.

Almost surely, 2^13450256 is an apocalyptic number.

13450256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13450256 is a deficient number, since it is larger than the sum of its proper divisors (13038748).

13450256 is a wasteful number, since it uses less digits than its factorization.

13450256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13850 (or 13844 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 13450256 is about 3667.4590658929. The cubic root of 13450256 is about 237.8173397810.

Adding to 13450256 its reverse (65205431), we get a palindrome (78655687).

The spelling of 13450256 in words is "thirteen million, four hundred fifty thousand, two hundred fifty-six".