11072272 has 10 divisors (see below), whose sum is σ = 21452558. Its totient is φ = 5536128.

The previous prime is 11072249. The next prime is 11072273. The reversal of 11072272 is 27227011.

It can be written as a sum of positive squares in only one way, i.e., 9265936 + 1806336 = 3044^2 + 1344^2 .

It is not an unprimeable number, because it can be changed into a prime (11072273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345993 + ... + 346024.

Almost surely, 2^11072272 is an apocalyptic number.

It is an amenable number.

11072272 is a deficient number, since it is larger than the sum of its proper divisors (10380286).

11072272 is an equidigital number, since it uses as much as digits as its factorization.

11072272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692025 (or 692019 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 11072272 is about 3327.5023666408. The cubic root of 11072272 is about 222.8840113499.

Adding to 11072272 its reverse (27227011), we get a palindrome (38299283).

The spelling of 11072272 in words is "eleven million, seventy-two thousand, two hundred seventy-two".