65820336 has 40 divisors (see below), whose sum is σ = 174636144. Its totient is φ = 21346560.

The previous prime is 65820283. The next prime is 65820367. The reversal of 65820336 is 63302856.

It is a junction number, because it is equal to n+sod(n) for n = 65820297 and 65820306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16755 + ... + 20306.

Almost surely, 2^65820336 is an apocalyptic number.

It is an amenable number.

65820336 is an abundant number, since it is smaller than the sum of its proper divisors (108815808).

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

65820336 is a wasteful number, since it uses less digits than its factorization.

65820336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37109 (or 37103 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 65820336 is about 8112.9733143897. The cubic root of 65820336 is about 403.7569691468.

The spelling of 65820336 in words is "sixty-five million, eight hundred twenty thousand, three hundred thirty-six".