65321742 has 8 divisors (see below), whose sum is σ = 130643496. Its totient is φ = 21773912.

The previous prime is 65321741. The next prime is 65321779. The reversal of 65321742 is 24712356.

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

65321742 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65321741) 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, 5443473 + ... + 5443484.

It is an arithmetic number, because the mean of its divisors is an integer number (16330437).

Almost surely, 2^65321742 is an apocalyptic number.

65321742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65321742 is a wasteful number, since it uses less digits than its factorization.

65321742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10886962.

The product of its digits is 10080, while the sum is 30.

The square root of 65321742 is about 8082.1867090534. The cubic root of 65321742 is about 402.7348875258.

The spelling of 65321742 in words is "sixty-five million, three hundred twenty-one thousand, seven hundred forty-two".