11427772 has 12 divisors (see below), whose sum is σ = 20240136. Its totient is φ = 5644880.

The previous prime is 11427763. The next prime is 11427781. The reversal of 11427772 is 27772411.

It is an interprime number because it is at equal distance from previous prime (11427763) and next prime (11427781).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16879 + ... + 17542.

It is an arithmetic number, because the mean of its divisors is an integer number (1686678).

Almost surely, 2^11427772 is an apocalyptic number.

It is an amenable number.

11427772 is a deficient number, since it is larger than the sum of its proper divisors (8812364).

11427772 is a wasteful number, since it uses less digits than its factorization.

11427772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34508 (or 34506 counting only the distinct ones).

The product of its digits is 5488, while the sum is 31.

The square root of 11427772 is about 3380.4987797661. The cubic root of 11427772 is about 225.2443238970.

The spelling of 11427772 in words is "eleven million, four hundred twenty-seven thousand, seven hundred seventy-two".