65745838 has 4 divisors (see below), whose sum is σ = 98618760. Its totient is φ = 32872918.

The previous prime is 65745821. The next prime is 65745863. The reversal of 65745838 is 83854756.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 16436458 + ... + 16436461.

It is an arithmetic number, because the mean of its divisors is an integer number (24654690).

Almost surely, 2^65745838 is an apocalyptic number.

65745838 is a deficient number, since it is larger than the sum of its proper divisors (32872922).

65745838 is a wasteful number, since it uses less digits than its factorization.

65745838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32872921.

The product of its digits is 806400, while the sum is 46.

The square root of 65745838 is about 8108.3807261376. The cubic root of 65745838 is about 403.6045823928.

The spelling of 65745838 in words is "sixty-five million, seven hundred forty-five thousand, eight hundred thirty-eight".