65334918 has 48 divisors (see below), whose sum is σ = 148313088. Its totient is φ = 19153200.

The previous prime is 65334911. The next prime is 65334923. The reversal of 65334918 is 81943356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65334911) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21055 + ... + 23957.

It is an arithmetic number, because the mean of its divisors is an integer number (3089856).

Almost surely, 2^65334918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65334918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74156544).

65334918 is an abundant number, since it is smaller than the sum of its proper divisors (82978170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65334918 is a wasteful number, since it uses less digits than its factorization.

65334918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961 (or 2950 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 65334918 is about 8083.0017938882. The cubic root of 65334918 is about 402.7619641569.

The spelling of 65334918 in words is "sixty-five million, three hundred thirty-four thousand, nine hundred eighteen".