16993076 has 24 divisors (see below), whose sum is σ = 30444960. Its totient is φ = 8296992.

The previous prime is 16993073. The next prime is 16993099. The reversal of 16993076 is 67039961.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16993073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43490 + ... + 43878.

It is an arithmetic number, because the mean of its divisors is an integer number (1268540).

Almost surely, 2^16993076 is an apocalyptic number.

It is an amenable number.

16993076 is a deficient number, since it is larger than the sum of its proper divisors (13451884).

16993076 is a wasteful number, since it uses less digits than its factorization.

16993076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 16993076 is about 4122.2658817694. The cubic root of 16993076 is about 257.0932453965.

The spelling of 16993076 in words is "sixteen million, nine hundred ninety-three thousand, seventy-six".