11272522 has 4 divisors (see below), whose sum is σ = 16908786. Its totient is φ = 5636260.

The previous prime is 11272519. The next prime is 11272523. The reversal of 11272522 is 22527211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10634121 + 638401 = 3261^2 + 799^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11272493 and 11272502.

It is not an unprimeable number, because it can be changed into a prime (11272523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2818129 + ... + 2818132.

Almost surely, 2^11272522 is an apocalyptic number.

11272522 is a deficient number, since it is larger than the sum of its proper divisors (5636264).

11272522 is an equidigital number, since it uses as much as digits as its factorization.

11272522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5636263.

The product of its digits is 560, while the sum is 22.

The square root of 11272522 is about 3357.4576691300. The cubic root of 11272522 is about 224.2196638759.

Adding to 11272522 its reverse (22527211), we get a palindrome (33799733).

The spelling of 11272522 in words is "eleven million, two hundred seventy-two thousand, five hundred twenty-two".