65340800 has 96 divisors (see below), whose sum is σ = 184534320. Its totient is φ = 22394880.

The previous prime is 65340797. The next prime is 65340817. The reversal of 65340800 is 804356.

It is a self number, because there is not a number n which added to its sum of digits gives 65340800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20942 + ... + 23858.

Almost surely, 2^65340800 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 65340800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92267160).

65340800 is an abundant number, since it is smaller than the sum of its proper divisors (119193520).

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

65340800 is a wasteful number, since it uses less digits than its factorization.

65340800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948 (or 2931 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 65340800 is about 8083.3656356743. The cubic root of 65340800 is about 402.7740504698.

The spelling of 65340800 in words is "sixty-five million, three hundred forty thousand, eight hundred".