22472558 has 8 divisors (see below), whose sum is σ = 33738552. Its totient is φ = 11226376.

The previous prime is 22472557. The next prime is 22472563. The reversal of 22472558 is 85527422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22472557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685 + ... + 6912.

It is an arithmetic number, because the mean of its divisors is an integer number (4217319).

Almost surely, 2^22472558 is an apocalyptic number.

22472558 is a deficient number, since it is larger than the sum of its proper divisors (11265994).

22472558 is a wasteful number, since it uses less digits than its factorization.

22472558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9906.

The product of its digits is 44800, while the sum is 35.

The square root of 22472558 is about 4740.5229669310. The cubic root of 22472558 is about 282.1959890355.

The spelling of 22472558 in words is "twenty-two million, four hundred seventy-two thousand, five hundred fifty-eight".