22484757 has 4 divisors (see below), whose sum is σ = 29979680. Its totient is φ = 14989836.

The previous prime is 22484747. The next prime is 22484801. The reversal of 22484757 is 75748422.

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 22484757 - 2¹⁰ = 22483733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22484717) 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, 3747457 + ... + 3747462.

It is an arithmetic number, because the mean of its divisors is an integer number (7494920).

Almost surely, 2^22484757 is an apocalyptic number.

It is an amenable number.

22484757 is a deficient number, since it is larger than the sum of its proper divisors (7494923).

22484757 is an equidigital number, since it uses as much as digits as its factorization.

22484757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494922.

The product of its digits is 125440, while the sum is 39.

The square root of 22484757 is about 4741.8094647508. The cubic root of 22484757 is about 282.2470422081.

The spelling of 22484757 in words is "twenty-two million, four hundred eighty-four thousand, seven hundred fifty-seven".