65729382 has 16 divisors (see below), whose sum is σ = 131561472. Its totient is φ = 21892680.

The previous prime is 65729371. The next prime is 65729441. The reversal of 65729382 is 28392756.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5907 + ... + 12897.

It is an arithmetic number, because the mean of its divisors is an integer number (8222592).

Almost surely, 2^65729382 is an apocalyptic number.

65729382 is an abundant number, since it is smaller than the sum of its proper divisors (65832090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65729382 is a wasteful number, since it uses less digits than its factorization.

65729382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8563.

The product of its digits is 181440, while the sum is 42.

The square root of 65729382 is about 8107.3659100845. The cubic root of 65729382 is about 403.5709058822.

The spelling of 65729382 in words is "sixty-five million, seven hundred twenty-nine thousand, three hundred eighty-two".