16940528 has 40 divisors (see below), whose sum is σ = 36198576. Its totient is φ = 7616000.

The previous prime is 16940519. The next prime is 16940531. The reversal of 16940528 is 82504961.

It is a congruent number.

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, 17300 + ... + 18252.

Almost surely, 2^16940528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16940528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18099288).

16940528 is an abundant number, since it is smaller than the sum of its proper divisors (19258048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16940528 is a wasteful number, since it uses less digits than its factorization.

16940528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073 (or 1067 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 16940528 is about 4115.8872676496. The cubic root of 16940528 is about 256.8279670502.

The spelling of 16940528 in words is "sixteen million, nine hundred forty thousand, five hundred twenty-eight".