65628339 has 8 divisors (see below), whose sum is σ = 100005120. Its totient is φ = 37501896.

The previous prime is 65628323. The next prime is 65628359. The reversal of 65628339 is 93382656.

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

It is not a de Polignac number, because 65628339 - 2⁴ = 65628323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65628339.

It is not an unprimeable number, because it can be changed into a prime (65628319) 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, 1562559 + ... + 1562600.

It is an arithmetic number, because the mean of its divisors is an integer number (12500640).

Almost surely, 2^65628339 is an apocalyptic number.

65628339 is a deficient number, since it is larger than the sum of its proper divisors (34376781).

65628339 is a wasteful number, since it uses less digits than its factorization.

65628339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125169.

The product of its digits is 233280, while the sum is 42.

The square root of 65628339 is about 8101.1319579427. The cubic root of 65628339 is about 403.3640023276.

The spelling of 65628339 in words is "sixty-five million, six hundred twenty-eight thousand, three hundred thirty-nine".