13922444 has 6 divisors (see below), whose sum is σ = 24364284. Its totient is φ = 6961220.

The previous prime is 13922423. The next prime is 13922453. The reversal of 13922444 is 44422931.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740302 + ... + 1740309.

It is an arithmetic number, because the mean of its divisors is an integer number (4060714).

Almost surely, 2^13922444 is an apocalyptic number.

It is an amenable number.

13922444 is a deficient number, since it is larger than the sum of its proper divisors (10441840).

13922444 is a wasteful number, since it uses less digits than its factorization.

13922444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3480615 (or 3480613 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 13922444 is about 3731.2791372397. The cubic root of 13922444 is about 240.5683520779.

The spelling of 13922444 in words is "thirteen million, nine hundred twenty-two thousand, four hundred forty-four".