22730336 has 12 divisors (see below), whose sum is σ = 44750412. Its totient is φ = 11365152.

The previous prime is 22730317. The next prime is 22730339. The reversal of 22730336 is 63303722.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22730339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355130 + ... + 355193.

It is an arithmetic number, because the mean of its divisors is an integer number (3729201).

Almost surely, 2^22730336 is an apocalyptic number.

It is an amenable number.

22730336 is a deficient number, since it is larger than the sum of its proper divisors (22020076).

22730336 is an equidigital number, since it uses as much as digits as its factorization.

22730336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710333 (or 710325 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 22730336 is about 4767.6342141570. The cubic root of 22730336 is about 283.2708931226.

The spelling of 22730336 in words is "twenty-two million, seven hundred thirty thousand, three hundred thirty-six".