22270706 has 8 divisors (see below), whose sum is σ = 34036524. Its totient is φ = 10925200.

The previous prime is 22270627. The next prime is 22270723. The reversal of 22270706 is 60707222.

It can be written as a sum of positive squares in 2 ways, for example, as 22005481 + 265225 = 4691^2 + 515^2 .

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

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, 104945 + ... + 105156.

Almost surely, 2^22270706 is an apocalyptic number.

22270706 is a deficient number, since it is larger than the sum of its proper divisors (11765818).

22270706 is a wasteful number, since it uses less digits than its factorization.

22270706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210156.

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

The square root of 22270706 is about 4719.1848872448. The cubic root of 22270706 is about 281.3485372590.

Adding to 22270706 its reverse (60707222), we get a palindrome (82977928).

The spelling of 22270706 in words is "twenty-two million, two hundred seventy thousand, seven hundred six".