16985032 has 8 divisors (see below), whose sum is σ = 31846950. Its totient is φ = 8492512.

The previous prime is 16985021. The next prime is 16985041. The reversal of 16985032 is 23058961.

It can be written as a sum of positive squares in only one way, i.e., 14182756 + 2802276 = 3766^2 + 1674^2 .

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

It is a super-3 number, since 3×16985032³ (a number of 23 digits) contains 333 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061557 + ... + 1061572.

Almost surely, 2^16985032 is an apocalyptic number.

It is an amenable number.

16985032 is a deficient number, since it is larger than the sum of its proper divisors (14861918).

16985032 is a wasteful number, since it uses less digits than its factorization.

16985032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123135 (or 2123131 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 16985032 is about 4121.2900892803. The cubic root of 16985032 is about 257.0526723130.

The spelling of 16985032 in words is "sixteen million, nine hundred eighty-five thousand, thirty-two".