22704043 has 4 divisors (see below), whose sum is σ = 23232088. Its totient is φ = 22176000.

The previous prime is 22704041. The next prime is 22704049. The reversal of 22704043 is 34040722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22704043 - 2¹ = 22704041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22704041) 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, 263958 + ... + 264043.

It is an arithmetic number, because the mean of its divisors is an integer number (5808022).

Almost surely, 2^22704043 is an apocalyptic number.

22704043 is a deficient number, since it is larger than the sum of its proper divisors (528045).

22704043 is an equidigital number, since it uses as much as digits as its factorization.

22704043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528044.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 22704043 is about 4764.8759690049. The cubic root of 22704043 is about 283.1616277595.

Adding to 22704043 its reverse (34040722), we get a palindrome (56744765).

The spelling of 22704043 in words is "twenty-two million, seven hundred four thousand, forty-three".