65967938 has 8 divisors (see below), whose sum is σ = 102144000. Its totient is φ = 31919940.

The previous prime is 65967919. The next prime is 65967989. The reversal of 65967938 is 83976956.

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 65967938.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531938 + ... + 532061.

It is an arithmetic number, because the mean of its divisors is an integer number (12768000).

Almost surely, 2^65967938 is an apocalyptic number.

65967938 is a deficient number, since it is larger than the sum of its proper divisors (36176062).

65967938 is a wasteful number, since it uses less digits than its factorization.

65967938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064032.

The product of its digits is 2449440, while the sum is 53.

The square root of 65967938 is about 8122.0648852370. The cubic root of 65967938 is about 404.0585519489.

The spelling of 65967938 in words is "sixty-five million, nine hundred sixty-seven thousand, nine hundred thirty-eight".