16850331 has 6 divisors (see below), whose sum is σ = 24339380. Its totient is φ = 11233548.

The previous prime is 16850287. The next prime is 16850333. The reversal of 16850331 is 13305861.

It is not a de Polignac number, because 16850331 - 2⁷ = 16850203 is a prime.

It is a super-2 number, since 2×16850331² = 567867309619122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16850295 and 16850304.

It is not an unprimeable number, because it can be changed into a prime (16850333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 936121 + ... + 936138.

Almost surely, 2^16850331 is an apocalyptic number.

16850331 is a deficient number, since it is larger than the sum of its proper divisors (7489049).

16850331 is a wasteful number, since it uses less digits than its factorization.

16850331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872265 (or 1872262 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 16850331 is about 4104.9154680700. The cubic root of 16850331 is about 256.3713432049.

The spelling of 16850331 in words is "sixteen million, eight hundred fifty thousand, three hundred thirty-one".