22342270 has 8 divisors (see below), whose sum is σ = 40216104. Its totient is φ = 8936904.

The previous prime is 22342261. The next prime is 22342277. The reversal of 22342270 is 7224322.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22342277) 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, 1117104 + ... + 1117123.

It is an arithmetic number, because the mean of its divisors is an integer number (5027013).

Almost surely, 2^22342270 is an apocalyptic number.

22342270 is a deficient number, since it is larger than the sum of its proper divisors (17873834).

22342270 is a wasteful number, since it uses less digits than its factorization.

22342270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234234.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 22342270 is about 4726.7610474827. The cubic root of 22342270 is about 281.6495739465.

Adding to 22342270 its reverse (7224322), we get a palindrome (29566592).

The spelling of 22342270 in words is "twenty-two million, three hundred forty-two thousand, two hundred seventy".