65562222 has 16 divisors (see below), whose sum is σ = 143044992. Its totient is φ = 19867320.

The previous prime is 65562199. The next prime is 65562253. The reversal of 65562222 is 22226556.

It is a self number, because there is not a number n which added to its sum of digits gives 65562222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496618 + ... + 496749.

It is an arithmetic number, because the mean of its divisors is an integer number (8940312).

Almost surely, 2^65562222 is an apocalyptic number.

65562222 is an abundant number, since it is smaller than the sum of its proper divisors (77482770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65562222 is a wasteful number, since it uses less digits than its factorization.

65562222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993383.

The product of its digits is 14400, while the sum is 30.

The square root of 65562222 is about 8097.0502036235. The cubic root of 65562222 is about 403.2285010127.

Adding to 65562222 its reverse (22226556), we get a palindrome (87788778).

It can be divided in two parts, 6556 and 2222, that added together give a palindrome (8778).

The spelling of 65562222 in words is "sixty-five million, five hundred sixty-two thousand, two hundred twenty-two".