22730174 has 4 divisors (see below), whose sum is σ = 34095264. Its totient is φ = 11365086.

The previous prime is 22730159. The next prime is 22730177. The reversal of 22730174 is 47103722.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22730177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682542 + ... + 5682545.

It is an arithmetic number, because the mean of its divisors is an integer number (8523816).

Almost surely, 2^22730174 is an apocalyptic number.

22730174 is a deficient number, since it is larger than the sum of its proper divisors (11365090).

22730174 is a wasteful number, since it uses less digits than its factorization.

22730174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11365089.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 22730174 is about 4767.6172245683. The cubic root of 22730174 is about 283.2702201600.

Adding to 22730174 its reverse (47103722), we get a palindrome (69833896).

The spelling of 22730174 in words is "twenty-two million, seven hundred thirty thousand, one hundred seventy-four".