22813162 has 4 divisors (see below), whose sum is σ = 34219746. Its totient is φ = 11406580.

The previous prime is 22813121. The next prime is 22813181. The reversal of 22813162 is 26131822.

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

It can be written as a sum of positive squares in only one way, i.e., 17564481 + 5248681 = 4191^2 + 2291^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5703289 + ... + 5703292.

Almost surely, 2^22813162 is an apocalyptic number.

22813162 is a deficient number, since it is larger than the sum of its proper divisors (11406584).

22813162 is a wasteful number, since it uses less digits than its factorization.

22813162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11406583.

The product of its digits is 1152, while the sum is 25.

The square root of 22813162 is about 4776.3125944603. The cubic root of 22813162 is about 283.6145418768.

Adding to 22813162 its reverse (26131822), we get a palindrome (48944984).

The spelling of 22813162 in words is "twenty-two million, eight hundred thirteen thousand, one hundred sixty-two".