16888994 has 8 divisors (see below), whose sum is σ = 25366608. Its totient is φ = 8433460.

The previous prime is 16888957. The next prime is 16888997. The reversal of 16888994 is 49988861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16888997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3452 + ... + 6759.

It is an arithmetic number, because the mean of its divisors is an integer number (3170826).

Almost surely, 2^16888994 is an apocalyptic number.

16888994 is a deficient number, since it is larger than the sum of its proper divisors (8477614).

16888994 is a wasteful number, since it uses less digits than its factorization.

16888994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040.

The product of its digits is 995328, while the sum is 53.

The square root of 16888994 is about 4109.6221237481. The cubic root of 16888994 is about 256.5672743475.

The spelling of 16888994 in words is "sixteen million, eight hundred eighty-eight thousand, nine hundred ninety-four".