22532722 has 8 divisors (see below), whose sum is σ = 34889472. Its totient is φ = 10902900.

The previous prime is 22532717. The next prime is 22532759. The reversal of 22532722 is 22723522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181654 + ... + 181777.

It is an arithmetic number, because the mean of its divisors is an integer number (4361184).

Almost surely, 2^22532722 is an apocalyptic number.

22532722 is a deficient number, since it is larger than the sum of its proper divisors (12356750).

22532722 is a wasteful number, since it uses less digits than its factorization.

22532722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363464.

The product of its digits is 3360, while the sum is 25.

The square root of 22532722 is about 4746.8644387638. The cubic root of 22532722 is about 282.4475982894.

The spelling of 22532722 in words is "twenty-two million, five hundred thirty-two thousand, seven hundred twenty-two".