22624741 has 4 divisors (see below), whose sum is σ = 22663872. Its totient is φ = 22585612.

The previous prime is 22624703. The next prime is 22624753. The reversal of 22624741 is 14742622.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14742622 = 2 ⋅7371311.

It is a cyclic number.

It is not a de Polignac number, because 22624741 - 2¹⁹ = 22100453 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 (22624781) 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, 18685 + ... + 19858.

It is an arithmetic number, because the mean of its divisors is an integer number (5665968).

Almost surely, 2^22624741 is an apocalyptic number.

It is an amenable number.

22624741 is a deficient number, since it is larger than the sum of its proper divisors (39131).

22624741 is an equidigital number, since it uses as much as digits as its factorization.

22624741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39130.

The product of its digits is 5376, while the sum is 28.

The square root of 22624741 is about 4756.5471720566. The cubic root of 22624741 is about 282.8315620435.

The spelling of 22624741 in words is "twenty-two million, six hundred twenty-four thousand, seven hundred forty-one".