65061684 has 48 divisors (see below), whose sum is σ = 174128640. Its totient is φ = 20986560.

The previous prime is 65061679. The next prime is 65061707. The reversal of 65061684 is 48616056.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6369 + ... + 13064.

It is an arithmetic number, because the mean of its divisors is an integer number (3627680).

Almost surely, 2^65061684 is an apocalyptic number.

It is an amenable number.

65061684 is an abundant number, since it is smaller than the sum of its proper divisors (109066956).

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

65061684 is a wasteful number, since it uses less digits than its factorization.

65061684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19477 (or 19469 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 65061684 is about 8066.0823204329. The cubic root of 65061684 is about 402.1997225436.

The spelling of 65061684 in words is "sixty-five million, sixty-one thousand, six hundred eighty-four".