16022444 has 12 divisors (see below), whose sum is σ = 29258544. Its totient is φ = 7662864.

The previous prime is 16022437. The next prime is 16022507. The reversal of 16022444 is 44422061.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 86987 + ... + 87170.

It is an arithmetic number, because the mean of its divisors is an integer number (2438212).

Almost surely, 2^16022444 is an apocalyptic number.

It is an amenable number.

16022444 is a deficient number, since it is larger than the sum of its proper divisors (13236100).

16022444 is a wasteful number, since it uses less digits than its factorization.

16022444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174184 (or 174182 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 16022444 is about 4002.8045168357. The cubic root of 16022444 is about 252.1019785464.

The spelling of 16022444 in words is "sixteen million, twenty-two thousand, four hundred forty-four".