22027274 has 8 divisors (see below), whose sum is σ = 34984548. Its totient is φ = 10365760.

The previous prime is 22027273. The next prime is 22027279. The reversal of 22027274 is 47272022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22024249 + 3025 = 4693^2 + 55^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22027273) 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, 323897 + ... + 323964.

Almost surely, 2^22027274 is an apocalyptic number.

22027274 is a deficient number, since it is larger than the sum of its proper divisors (12957274).

22027274 is a wasteful number, since it uses less digits than its factorization.

22027274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647880.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 22027274 is about 4693.3222774491. The cubic root of 22027274 is about 280.3196774008.

Adding to 22027274 its reverse (47272022), we get a palindrome (69299296).

The spelling of 22027274 in words is "twenty-two million, twenty-seven thousand, two hundred seventy-four".