22724834 has 16 divisors (see below), whose sum is σ = 37267776. Its totient is φ = 10306800.

The previous prime is 22724833. The next prime is 22724843. The reversal of 22724834 is 43842722.

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 22724834.

It is not an unprimeable number, because it can be changed into a prime (22724831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13064 + ... + 14700.

It is an arithmetic number, because the mean of its divisors is an integer number (2329236).

Almost surely, 2^22724834 is an apocalyptic number.

22724834 is a deficient number, since it is larger than the sum of its proper divisors (14542942).

22724834 is a wasteful number, since it uses less digits than its factorization.

22724834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2281.

The product of its digits is 21504, while the sum is 32.

The square root of 22724834 is about 4767.0571634920. The cubic root of 22724834 is about 283.2480355308.

The spelling of 22724834 in words is "twenty-two million, seven hundred twenty-four thousand, eight hundred thirty-four".