65023984 has 20 divisors (see below), whose sum is σ = 126109984. Its totient is φ = 32479488.

The previous prime is 65023979. The next prime is 65024017. The reversal of 65023984 is 48932056.

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, 27289 + ... + 29575.

Almost surely, 2^65023984 is an apocalyptic number.

It is an amenable number.

65023984 is a deficient number, since it is larger than the sum of its proper divisors (61086000).

65023984 is a wasteful number, since it uses less digits than its factorization.

65023984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072 (or 4066 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 65023984 is about 8063.7450356519. The cubic root of 65023984 is about 402.1220226426.

The spelling of 65023984 in words is "sixty-five million, twenty-three thousand, nine hundred eighty-four".