16966444 has 24 divisors (see below), whose sum is σ = 32852736. Its totient is φ = 7602000.

The previous prime is 16966427. The next prime is 16966471. The reversal of 16966444 is 44466961.

It is a junction number, because it is equal to n+sod(n) for n = 16966397 and 16966406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409 + ... + 5839.

It is an arithmetic number, because the mean of its divisors is an integer number (1368864).

Almost surely, 2^16966444 is an apocalyptic number.

It is an amenable number.

16966444 is a deficient number, since it is larger than the sum of its proper divisors (15886292).

16966444 is a wasteful number, since it uses less digits than its factorization.

16966444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517 (or 5515 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 16966444 is about 4119.0343528550. The cubic root of 16966444 is about 256.9588673844.

The spelling of 16966444 in words is "sixteen million, nine hundred sixty-six thousand, four hundred forty-four".