22633473 has 4 divisors (see below), whose sum is σ = 30177968. Its totient is φ = 15088980.

The previous prime is 22633469. The next prime is 22633493. The reversal of 22633473 is 37433622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22633473 - 2² = 22633469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22633473.

It is not an unprimeable number, because it can be changed into a prime (22633433) 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, 3772243 + ... + 3772248.

It is an arithmetic number, because the mean of its divisors is an integer number (7544492).

Almost surely, 2^22633473 is an apocalyptic number.

It is an amenable number.

22633473 is a deficient number, since it is larger than the sum of its proper divisors (7544495).

22633473 is an equidigital number, since it uses as much as digits as its factorization.

22633473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7544494.

The product of its digits is 18144, while the sum is 30.

The square root of 22633473 is about 4757.4649762242. The cubic root of 22633473 is about 282.8679435656.

The spelling of 22633473 in words is "twenty-two million, six hundred thirty-three thousand, four hundred seventy-three".