16855448 has 8 divisors (see below), whose sum is σ = 31603980. Its totient is φ = 8427720.

The previous prime is 16855427. The next prime is 16855457. The reversal of 16855448 is 84455861.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×16855448² = 568212254561408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053458 + ... + 1053473.

Almost surely, 2^16855448 is an apocalyptic number.

It is an amenable number.

16855448 is a deficient number, since it is larger than the sum of its proper divisors (14748532).

16855448 is a wasteful number, since it uses less digits than its factorization.

16855448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106937 (or 2106933 counting only the distinct ones).

The product of its digits is 153600, while the sum is 41.

The square root of 16855448 is about 4105.5386979056. The cubic root of 16855448 is about 256.3972916446.

The spelling of 16855448 in words is "sixteen million, eight hundred fifty-five thousand, four hundred forty-eight".