16073226 has 48 divisors (see below), whose sum is σ = 37837800. Its totient is φ = 4901760.

The previous prime is 16073203. The next prime is 16073227. The reversal of 16073226 is 62237061.

It is a happy number.

16073226 is a `hidden beast` number, since 1 + 607 + 32 + 26 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6245001 + 9828225 = 2499^2 + 3135^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16073226.

It is not an unprimeable number, because it can be changed into a prime (16073227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34636 + ... + 35096.

Almost surely, 2^16073226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16073226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18918900).

16073226 is an abundant number, since it is smaller than the sum of its proper divisors (21764574).

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

16073226 is a wasteful number, since it uses less digits than its factorization.

16073226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 16073226 is about 4009.1428011484. The cubic root of 16073226 is about 252.3680374400.

The spelling of 16073226 in words is "sixteen million, seventy-three thousand, two hundred twenty-six".