65552422 has 32 divisors (see below), whose sum is σ = 108783360. Its totient is φ = 29440800.

The previous prime is 65552407. The next prime is 65552423. The reversal of 65552422 is 22425556.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65552423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231493 + ... + 231775.

It is an arithmetic number, because the mean of its divisors is an integer number (3399480).

Almost surely, 2^65552422 is an apocalyptic number.

65552422 is a deficient number, since it is larger than the sum of its proper divisors (43230938).

65552422 is a wasteful number, since it uses less digits than its factorization.

65552422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508.

The product of its digits is 24000, while the sum is 31.

The square root of 65552422 is about 8096.4450223539. The cubic root of 65552422 is about 403.2084089734.

Adding to 65552422 its reverse (22425556), we get a palindrome (87977978).

The spelling of 65552422 in words is "sixty-five million, five hundred fifty-two thousand, four hundred twenty-two".