22270412 has 12 divisors (see below), whose sum is σ = 39036816. Its totient is φ = 11117040.

The previous prime is 22270403. The next prime is 22270427. The reversal of 22270412 is 21407222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568 + ... + 6855.

It is an arithmetic number, because the mean of its divisors is an integer number (3253068).

Almost surely, 2^22270412 is an apocalyptic number.

It is an amenable number.

22270412 is a deficient number, since it is larger than the sum of its proper divisors (16766404).

22270412 is a wasteful number, since it uses less digits than its factorization.

22270412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9088 (or 9086 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 22270412 is about 4719.1537376949. The cubic root of 22270412 is about 281.3472992076.

Adding to 22270412 its reverse (21407222), we get a palindrome (43677634).

The spelling of 22270412 in words is "twenty-two million, two hundred seventy thousand, four hundred twelve".