65229773 has 4 divisors (see below), whose sum is σ = 74548320. Its totient is φ = 55911228.

The previous prime is 65229767. The next prime is 65229809. The reversal of 65229773 is 37792256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65229773 - 2⁸ = 65229517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65229773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65229473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4659263 + ... + 4659276.

It is an arithmetic number, because the mean of its divisors is an integer number (18637080).

Almost surely, 2^65229773 is an apocalyptic number.

It is an amenable number.

65229773 is a deficient number, since it is larger than the sum of its proper divisors (9318547).

65229773 is an equidigital number, since it uses as much as digits as its factorization.

65229773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9318546.

The product of its digits is 158760, while the sum is 41.

The square root of 65229773 is about 8076.4950937891. The cubic root of 65229773 is about 402.5457900916.

The spelling of 65229773 in words is "sixty-five million, two hundred twenty-nine thousand, seven hundred seventy-three".