22273330 has 8 divisors (see below), whose sum is σ = 40092012. Its totient is φ = 8909328.

The previous prime is 22273319. The next prime is 22273333. The reversal of 22273330 is 3337222.

It can be written as a sum of positive squares in 2 ways, for example, as 21538881 + 734449 = 4641^2 + 857^2 .

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

It is a super-2 number, since 2×22273330² = 992202458577800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22273333) 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, 1113657 + ... + 1113676.

Almost surely, 2^22273330 is an apocalyptic number.

22273330 is a deficient number, since it is larger than the sum of its proper divisors (17818682).

22273330 is a wasteful number, since it uses less digits than its factorization.

22273330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227340.

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 22273330 is about 4719.4628931691. The cubic root of 22273330 is about 281.3595865954.

The spelling of 22273330 in words is "twenty-two million, two hundred seventy-three thousand, three hundred thirty".