16995790 has 16 divisors (see below), whose sum is σ = 34962912. Its totient is φ = 5827104.

The previous prime is 16995779. The next prime is 16995791. The reversal of 16995790 is 9759961.

It is a self number, because there is not a number n which added to its sum of digits gives 16995790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16995791) 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, 121329 + ... + 121468.

It is an arithmetic number, because the mean of its divisors is an integer number (2185182).

Almost surely, 2^16995790 is an apocalyptic number.

16995790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16995790 is an abundant number, since it is smaller than the sum of its proper divisors (17967122).

16995790 is a wasteful number, since it uses less digits than its factorization.

16995790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242811.

The product of its (nonzero) digits is 153090, while the sum is 46.

The square root of 16995790 is about 4122.5950565148. The cubic root of 16995790 is about 257.1069316360.

It can be divided in two parts, 169 and 95790, that added together give a palindrome (95959).

The spelling of 16995790 in words is "sixteen million, nine hundred ninety-five thousand, seven hundred ninety".