22260146 has 16 divisors (see below), whose sum is σ = 34214400. Its totient is φ = 10858848.

The previous prime is 22260143. The next prime is 22260149. The reversal of 22260146 is 64106222.

It is an interprime number because it is at equal distance from previous prime (22260143) and next prime (22260149).

It is not an unprimeable number, because it can be changed into a prime (22260143) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13271 + ... + 14853.

It is an arithmetic number, because the mean of its divisors is an integer number (2138400).

Almost surely, 2^22260146 is an apocalyptic number.

22260146 is a deficient number, since it is larger than the sum of its proper divisors (11954254).

22260146 is a wasteful number, since it uses less digits than its factorization.

22260146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 22260146 is about 4718.0659173013. The cubic root of 22260146 is about 281.3040616406.

Adding to 22260146 its reverse (64106222), we get a palindrome (86366368).

The spelling of 22260146 in words is "twenty-two million, two hundred sixty thousand, one hundred forty-six".