22543010 has 32 divisors (see below), whose sum is σ = 46569600. Its totient is φ = 7696512.

The previous prime is 22542991. The next prime is 22543019. The reversal of 22543010 is 1034522.

It is a self number, because there is not a number n which added to its sum of digits gives 22543010.

It is not an unprimeable number, because it can be changed into a prime (22543019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20966 + ... + 22014.

It is an arithmetic number, because the mean of its divisors is an integer number (1455300).

Almost surely, 2^22543010 is an apocalyptic number.

22543010 is an abundant number, since it is smaller than the sum of its proper divisors (24026590).

22543010 is a wasteful number, since it uses less digits than its factorization.

22543010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 22543010 is about 4747.9479778110. The cubic root of 22543010 is about 282.4905784312.

Adding to 22543010 its reverse (1034522), we get a palindrome (23577532).

The spelling of 22543010 in words is "twenty-two million, five hundred forty-three thousand, ten".