65038966 has 8 divisors (see below), whose sum is σ = 98734104. Its totient is φ = 32127600.

The previous prime is 65038943. The next prime is 65038979. The reversal of 65038966 is 66983056.

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

It is a congruent number.

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, 195735 + ... + 196066.

It is an arithmetic number, because the mean of its divisors is an integer number (12341763).

Almost surely, 2^65038966 is an apocalyptic number.

65038966 is a deficient number, since it is larger than the sum of its proper divisors (33695138).

65038966 is a wasteful number, since it uses less digits than its factorization.

65038966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391886.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 65038966 is about 8064.6739549718. The cubic root of 65038966 is about 402.1529042196.

The spelling of 65038966 in words is "sixty-five million, thirty-eight thousand, nine hundred sixty-six".