16214290 has 16 divisors (see below), whose sum is σ = 29737368. Its totient is φ = 6363136.

The previous prime is 16214279. The next prime is 16214309. The reversal of 16214290 is 9241261.

It can be written as a sum of positive squares in 4 ways, for example, as 15155449 + 1058841 = 3893^2 + 1029^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14767 + ... + 15826.

Almost surely, 2^16214290 is an apocalyptic number.

16214290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16214290 is a deficient number, since it is larger than the sum of its proper divisors (13523078).

16214290 is a wasteful number, since it uses less digits than its factorization.

16214290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30653.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16214290 is about 4026.6971577212. The cubic root of 16214290 is about 253.1041768167.

The spelling of 16214290 in words is "sixteen million, two hundred fourteen thousand, two hundred ninety".