16339990 has 16 divisors (see below), whose sum is σ = 29629152. Its totient is φ = 6487744.

The previous prime is 16339987. The next prime is 16339993. The reversal of 16339990 is 9993361.

16339990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16339987) and next prime (16339993).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16339993) 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, 4594 + ... + 7333.

It is an arithmetic number, because the mean of its divisors is an integer number (1851822).

Almost surely, 2^16339990 is an apocalyptic number.

16339990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16339990 is a deficient number, since it is larger than the sum of its proper divisors (13289162).

16339990 is a wasteful number, since it uses less digits than its factorization.

16339990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12071.

The product of its (nonzero) digits is 39366, while the sum is 40.

The square root of 16339990 is about 4042.2753493546. The cubic root of 16339990 is about 253.7565505844.

The spelling of 16339990 in words is "sixteen million, three hundred thirty-nine thousand, nine hundred ninety".