22701073 has 4 divisors (see below), whose sum is σ = 22728420. Its totient is φ = 22673728.

The previous prime is 22701071. The next prime is 22701079. The reversal of 22701073 is 37010722.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13897984 + 8803089 = 3728^2 + 2967^2 .

It is a cyclic number.

It is not a de Polignac number, because 22701073 - 2¹ = 22701071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22701071) 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, 12388 + ... + 14101.

It is an arithmetic number, because the mean of its divisors is an integer number (5682105).

Almost surely, 2^22701073 is an apocalyptic number.

It is an amenable number.

22701073 is a deficient number, since it is larger than the sum of its proper divisors (27347).

22701073 is an equidigital number, since it uses as much as digits as its factorization.

22701073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27346.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 22701073 is about 4764.5643032706. The cubic root of 22701073 is about 283.1492800805.

Adding to 22701073 its reverse (37010722), we get a palindrome (59711795).

The spelling of 22701073 in words is "twenty-two million, seven hundred one thousand, seventy-three".