65709468 has 120 divisors (see below), whose sum is σ = 190270080. Its totient is φ = 19608480.

The previous prime is 65709443. The next prime is 65709517. The reversal of 65709468 is 86490756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 367003 + ... + 367181.

It is an arithmetic number, because the mean of its divisors is an integer number (1585584).

Almost surely, 2^65709468 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65709468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95135040).

65709468 is an abundant number, since it is smaller than the sum of its proper divisors (124560612).

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

65709468 is a wasteful number, since it uses less digits than its factorization.

65709468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 65709468 is about 8106.1376746266. The cubic root of 65709468 is about 403.5301452029.

The spelling of 65709468 in words is "sixty-five million, seven hundred nine thousand, four hundred sixty-eight".