16898164 has 6 divisors (see below), whose sum is σ = 29571794. Its totient is φ = 8449080.

The previous prime is 16898143. The next prime is 16898171. The reversal of 16898164 is 46189861.

It can be written as a sum of positive squares in only one way, i.e., 16875664 + 22500 = 4108^2 + 150^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16898164.

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, 2112267 + ... + 2112274.

Almost surely, 2^16898164 is an apocalyptic number.

It is an amenable number.

16898164 is a deficient number, since it is larger than the sum of its proper divisors (12673630).

16898164 is a wasteful number, since it uses less digits than its factorization.

16898164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224545 (or 4224543 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 16898164 is about 4110.7376467004. The cubic root of 16898164 is about 256.6137009577.

The spelling of 16898164 in words is "sixteen million, eight hundred ninety-eight thousand, one hundred sixty-four".