16894994 has 8 divisors (see below), whose sum is σ = 26216460. Its totient is φ = 8156176.

The previous prime is 16894973. The next prime is 16895003. The reversal of 16894994 is 49949861.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15171025 + 1723969 = 3895^2 + 1313^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145589 + ... + 145704.

Almost surely, 2^16894994 is an apocalyptic number.

16894994 is a deficient number, since it is larger than the sum of its proper divisors (9321466).

16894994 is a wasteful number, since it uses less digits than its factorization.

16894994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291324.

The product of its digits is 559872, while the sum is 50.

The square root of 16894994 is about 4110.3520530485. The cubic root of 16894994 is about 256.5976535279.

The spelling of 16894994 in words is "sixteen million, eight hundred ninety-four thousand, nine hundred ninety-four".