11256272 has 20 divisors (see below), whose sum is σ = 21952836. Its totient is φ = 5591040.

The previous prime is 11256253. The next prime is 11256281. The reversal of 11256272 is 27265211.

It can be written as a sum of positive squares in 2 ways, for example, as 6130576 + 5125696 = 2476^2 + 2264^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272 + ... + 4752.

Almost surely, 2^11256272 is an apocalyptic number.

It is an amenable number.

11256272 is a deficient number, since it is larger than the sum of its proper divisors (10696564).

11256272 is a wasteful number, since it uses less digits than its factorization.

11256272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646 (or 4640 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 11256272 is about 3355.0368105283. The cubic root of 11256272 is about 224.1118701409. Note that the first 3 decimals are identical.

The spelling of 11256272 in words is "eleven million, two hundred fifty-six thousand, two hundred seventy-two".