65348320 has 24 divisors (see below), whose sum is σ = 154385784. Its totient is φ = 26139264.

The previous prime is 65348303. The next prime is 65348389. The reversal of 65348320 is 2384356.

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, 204054 + ... + 204373.

It is an arithmetic number, because the mean of its divisors is an integer number (6432741).

Almost surely, 2^65348320 is an apocalyptic number.

It is an amenable number.

65348320 is an abundant number, since it is smaller than the sum of its proper divisors (89037464).

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

65348320 is a wasteful number, since it uses less digits than its factorization.

65348320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408442 (or 408434 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 65348320 is about 8083.8307750719. The cubic root of 65348320 is about 402.7895014829.

The spelling of 65348320 in words is "sixty-five million, three hundred forty-eight thousand, three hundred twenty".