16983390 has 32 divisors (see below), whose sum is σ = 40968576. Its totient is φ = 4505760.

The previous prime is 16983367. The next prime is 16983419. The reversal of 16983390 is 9338961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4989 + ... + 7671.

It is an arithmetic number, because the mean of its divisors is an integer number (1280268).

Almost surely, 2^16983390 is an apocalyptic number.

16983390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16983390 is an abundant number, since it is smaller than the sum of its proper divisors (23985186).

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

16983390 is a wasteful number, since it uses less digits than its factorization.

16983390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 16983390 is about 4121.0908749990. The cubic root of 16983390 is about 257.0443886648.

The spelling of 16983390 in words is "sixteen million, nine hundred eighty-three thousand, three hundred ninety".