22473241 has 4 divisors (see below), whose sum is σ = 25683712. Its totient is φ = 19262772.

The previous prime is 22473239. The next prime is 22473247. The reversal of 22473241 is 14237422.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 22473241 - 2¹ = 22473239 is a prime.

It is a super-2 number, since 2×22473241² = 1010093122088162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22473247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605225 + ... + 1605238.

It is an arithmetic number, because the mean of its divisors is an integer number (6420928).

Almost surely, 2^22473241 is an apocalyptic number.

It is an amenable number.

22473241 is a deficient number, since it is larger than the sum of its proper divisors (3210471).

22473241 is an equidigital number, since it uses as much as digits as its factorization.

22473241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210470.

The product of its digits is 2688, while the sum is 25.

The square root of 22473241 is about 4740.5950048491. The cubic root of 22473241 is about 282.1988478987.

The spelling of 22473241 in words is "twenty-two million, four hundred seventy-three thousand, two hundred forty-one".