16226994 has 32 divisors (see below), whose sum is σ = 37353600. Its totient is φ = 4603392.

The previous prime is 16226927. The next prime is 16227011. The reversal of 16226994 is 49962261.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4962 + ... + 7554.

It is an arithmetic number, because the mean of its divisors is an integer number (1167300).

Almost surely, 2^16226994 is an apocalyptic number.

16226994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16226994 is an abundant number, since it is smaller than the sum of its proper divisors (21126606).

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

16226994 is a wasteful number, since it uses less digits than its factorization.

16226994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754.

The product of its digits is 46656, while the sum is 39.

The square root of 16226994 is about 4028.2743203511. The cubic root of 16226994 is about 253.1702624744.

The spelling of 16226994 in words is "sixteen million, two hundred twenty-six thousand, nine hundred ninety-four".