65086340 has 24 divisors (see below), whose sum is σ = 149107392. Its totient is φ = 23667680.

The previous prime is 65086331. The next prime is 65086361. The reversal of 65086340 is 4368056.

It is a junction number, because it is equal to n+sod(n) for n = 65086297 and 65086306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147704 + ... + 148143.

It is an arithmetic number, because the mean of its divisors is an integer number (6212808).

Almost surely, 2^65086340 is an apocalyptic number.

It is an amenable number.

65086340 is an abundant number, since it is smaller than the sum of its proper divisors (84021052).

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

65086340 is a wasteful number, since it uses less digits than its factorization.

65086340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295867 (or 295865 counting only the distinct ones).

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

The square root of 65086340 is about 8067.6105508385. The cubic root of 65086340 is about 402.2505224580.

The spelling of 65086340 in words is "sixty-five million, eighty-six thousand, three hundred forty".