22270064 has 20 divisors (see below), whose sum is σ = 43281456. Its totient is φ = 11100672.

The previous prime is 22270019. The next prime is 22270097. The reversal of 22270064 is 46007222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3677 + ... + 7619.

Almost surely, 2^22270064 is an apocalyptic number.

It is an amenable number.

22270064 is a deficient number, since it is larger than the sum of its proper divisors (21011392).

22270064 is a wasteful number, since it uses less digits than its factorization.

22270064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4304 (or 4298 counting only the distinct ones).

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

The square root of 22270064 is about 4719.1168665334. The cubic root of 22270064 is about 281.3458337450.

Adding to 22270064 its reverse (46007222), we get a palindrome (68277286).

The spelling of 22270064 in words is "twenty-two million, two hundred seventy thousand, sixty-four".