11722444 has 12 divisors (see below), whose sum is σ = 20546568. Its totient is φ = 5852000.

The previous prime is 11722429. The next prime is 11722489. The reversal of 11722444 is 44422711.

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, 1119 + ... + 4969.

It is an arithmetic number, because the mean of its divisors is an integer number (1712214).

Almost surely, 2^11722444 is an apocalyptic number.

It is an amenable number.

11722444 is a deficient number, since it is larger than the sum of its proper divisors (8824124).

11722444 is a wasteful number, since it uses less digits than its factorization.

11722444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616 (or 4614 counting only the distinct ones).

The product of its digits is 1792, while the sum is 25.

The square root of 11722444 is about 3423.8054851291. The cubic root of 11722444 is about 227.1639380624.

The spelling of 11722444 in words is "eleven million, seven hundred twenty-two thousand, four hundred forty-four".