65764742 has 8 divisors (see below), whose sum is σ = 98749632. Its totient is φ = 32848200.

The previous prime is 65764723. The next prime is 65764781. The reversal of 65764742 is 24746756.

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

It is a self number, because there is not a number n which added to its sum of digits gives 65764742.

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 3 ways as a sum of consecutive naturals, for example, 14609 + ... + 18572.

It is an arithmetic number, because the mean of its divisors is an integer number (12343704).

Almost surely, 2^65764742 is an apocalyptic number.

65764742 is a deficient number, since it is larger than the sum of its proper divisors (32984890).

65764742 is a wasteful number, since it uses less digits than its factorization.

65764742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34174.

The product of its digits is 282240, while the sum is 41.

The square root of 65764742 is about 8109.5463498275. The cubic root of 65764742 is about 403.6432616974.

The spelling of 65764742 in words is "sixty-five million, seven hundred sixty-four thousand, seven hundred forty-two".