16226774 has 4 divisors (see below), whose sum is σ = 24340164. Its totient is φ = 8113386.

The previous prime is 16226773. The next prime is 16226801. The reversal of 16226774 is 47762261.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16226773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4056692 + ... + 4056695.

It is an arithmetic number, because the mean of its divisors is an integer number (6085041).

Almost surely, 2^16226774 is an apocalyptic number.

16226774 is a deficient number, since it is larger than the sum of its proper divisors (8113390).

16226774 is an equidigital number, since it uses as much as digits as its factorization.

16226774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8113389.

The product of its digits is 28224, while the sum is 35.

The square root of 16226774 is about 4028.2470132801. The cubic root of 16226774 is about 253.1691183375.

The spelling of 16226774 in words is "sixteen million, two hundred twenty-six thousand, seven hundred seventy-four".