22132274 has 8 divisors (see below), whose sum is σ = 33223068. Its totient is φ = 11057920.

The previous prime is 22132267. The next prime is 22132291. The reversal of 22132274 is 47223122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16056049 + 6076225 = 4007^2 + 2465^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22132274² = 979675104822152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134 + ... + 6654.

Almost surely, 2^22132274 is an apocalyptic number.

22132274 is a deficient number, since it is larger than the sum of its proper divisors (11090794).

22132274 is a wasteful number, since it uses less digits than its factorization.

22132274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220.

The product of its digits is 1344, while the sum is 23.

The square root of 22132274 is about 4704.4950844910. The cubic root of 22132274 is about 280.7643824733.

Adding to 22132274 its reverse (47223122), we get a palindrome (69355396).

The spelling of 22132274 in words is "twenty-two million, one hundred thirty-two thousand, two hundred seventy-four".