65552122 has 32 divisors (see below), whose sum is σ = 105235200. Its totient is φ = 30571968.

The previous prime is 65552111. The next prime is 65552129. The reversal of 65552122 is 22125556.

It is not an unprimeable number, because it can be changed into a prime (65552129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378828 + ... + 379000.

It is an arithmetic number, because the mean of its divisors is an integer number (3288600).

Almost surely, 2^65552122 is an apocalyptic number.

65552122 is a deficient number, since it is larger than the sum of its proper divisors (39683078).

65552122 is a wasteful number, since it uses less digits than its factorization.

65552122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390.

The product of its digits is 6000, while the sum is 28.

The square root of 65552122 is about 8096.4264956831. The cubic root of 65552122 is about 403.2077938794.

Adding to 65552122 its reverse (22125556), we get a palindrome (87677678).

The spelling of 65552122 in words is "sixty-five million, five hundred fifty-two thousand, one hundred twenty-two".