16190994 has 8 divisors (see below), whose sum is σ = 32382000. Its totient is φ = 5396996.

The previous prime is 16190981. The next prime is 16191001. The reversal of 16190994 is 49909161.

16190994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

16190994 is an admirable number.

It is a super-3 number, since 3×16190994³ (a number of 23 digits) contains 333 as substring.

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, 1349244 + ... + 1349255.

It is an arithmetic number, because the mean of its divisors is an integer number (4047750).

Almost surely, 2^16190994 is an apocalyptic number.

16190994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16190994 is a wasteful number, since it uses less digits than its factorization.

16190994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698504.

The product of its (nonzero) digits is 17496, while the sum is 39.

The square root of 16190994 is about 4023.8034246220. The cubic root of 16190994 is about 252.9829022904.

The spelling of 16190994 in words is "sixteen million, one hundred ninety thousand, nine hundred ninety-four".