65243318 has 32 divisors (see below), whose sum is σ = 118941696. Its totient is φ = 26234208.

The previous prime is 65243309. The next prime is 65243323. The reversal of 65243318 is 81334256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15155 + ... + 18977.

It is an arithmetic number, because the mean of its divisors is an integer number (3716928).

Almost surely, 2^65243318 is an apocalyptic number.

65243318 is a deficient number, since it is larger than the sum of its proper divisors (53698378).

65243318 is a wasteful number, since it uses less digits than its factorization.

65243318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3908.

The product of its digits is 17280, while the sum is 32.

The square root of 65243318 is about 8077.3335946957. Note that the first 3 decimals coincide. The cubic root of 65243318 is about 402.5736511185.

The spelling of 65243318 in words is "sixty-five million, two hundred forty-three thousand, three hundred eighteen".