65142022 has 16 divisors (see below), whose sum is σ = 108345744. Its totient is φ = 29124000.

The previous prime is 65142017. The next prime is 65142029. The reversal of 65142022 is 22024156.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 65141984 and 65142002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65142029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22929 + ... + 25612.

It is an arithmetic number, because the mean of its divisors is an integer number (6771609).

Almost surely, 2^65142022 is an apocalyptic number.

65142022 is a deficient number, since it is larger than the sum of its proper divisors (43203722).

65142022 is a wasteful number, since it uses less digits than its factorization.

65142022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48615.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 65142022 is about 8071.0607729096. The cubic root of 65142022 is about 402.3651995129.

Adding to 65142022 its reverse (22024156), we get a palindrome (87166178).

The spelling of 65142022 in words is "sixty-five million, one hundred forty-two thousand, twenty-two".