22541424 has 20 divisors (see below), whose sum is σ = 58232136. Its totient is φ = 7513792.

The previous prime is 22541423. The next prime is 22541443. The reversal of 22541424 is 42414522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 22541394 and 22541403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22541423) 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, 234759 + ... + 234854.

Almost surely, 2^22541424 is an apocalyptic number.

22541424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22541424 is an abundant number, since it is smaller than the sum of its proper divisors (35690712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22541424 is a wasteful number, since it uses less digits than its factorization.

22541424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469624 (or 469618 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 22541424 is about 4747.7809553517. The cubic root of 22541424 is about 282.4839534572.

Adding to 22541424 its reverse (42414522), we get a palindrome (64955946).

The spelling of 22541424 in words is "twenty-two million, five hundred forty-one thousand, four hundred twenty-four".