65422653 has 8 divisors (see below), whose sum is σ = 87917568. Its totient is φ = 43271424.

The previous prime is 65422639. The next prime is 65422661. The reversal of 65422653 is 35622456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65422653 - 2¹⁸ = 65160509 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65422633) 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, 85476 + ... + 86237.

It is an arithmetic number, because the mean of its divisors is an integer number (10989696).

Almost surely, 2^65422653 is an apocalyptic number.

It is an amenable number.

65422653 is a deficient number, since it is larger than the sum of its proper divisors (22494915).

65422653 is a wasteful number, since it uses less digits than its factorization.

65422653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171843.

The product of its digits is 43200, while the sum is 33.

The square root of 65422653 is about 8088.4271029663. The cubic root of 65422653 is about 402.9421664982.

The spelling of 65422653 in words is "sixty-five million, four hundred twenty-two thousand, six hundred fifty-three".