16394088 has 16 divisors (see below), whose sum is σ = 40985280. Its totient is φ = 5464688.

The previous prime is 16394057. The next prime is 16394089. The reversal of 16394088 is 88049361.

It is a super-2 number, since 2×16394088² = 537532242703488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16394089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341520 + ... + 341567.

It is an arithmetic number, because the mean of its divisors is an integer number (2561580).

Almost surely, 2^16394088 is an apocalyptic number.

It is an amenable number.

16394088 is an abundant number, since it is smaller than the sum of its proper divisors (24591192).

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

16394088 is a wasteful number, since it uses less digits than its factorization.

16394088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683096 (or 683092 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 16394088 is about 4048.9613482966. The cubic root of 16394088 is about 254.0362855554.

The spelling of 16394088 in words is "sixteen million, three hundred ninety-four thousand, eighty-eight".