11272842 has 36 divisors (see below), whose sum is σ = 28414386. Its totient is φ = 3220560.

The previous prime is 11272841. The next prime is 11272843. The reversal of 11272842 is 24827211.

It is an interprime number because it is at equal distance from previous prime (11272841) and next prime (11272843).

It can be written as a sum of positive squares in only one way, i.e., 8520561 + 2752281 = 2919^2 + 1659^2 .

It is not an unprimeable number, because it can be changed into a prime (11272841) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5509 + ... + 7272.

Almost surely, 2^11272842 is an apocalyptic number.

11272842 is an abundant number, since it is smaller than the sum of its proper divisors (17141544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11272842 is a wasteful number, since it uses less digits than its factorization.

11272842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12803 (or 12793 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 11272842 is about 3357.5053238975. The cubic root of 11272842 is about 224.2217855429.

It can be divided in two parts, 1127 and 2842, that added together give a square (3969 = 63²).

The spelling of 11272842 in words is "eleven million, two hundred seventy-two thousand, eight hundred forty-two".