65608704 has 220 divisors, whose sum is σ = 225890544. Its totient is φ = 18579456.

The previous prime is 65608703. The next prime is 65608709. The reversal of 65608704 is 40780656.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65608703) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 580552 + ... + 580664.

Almost surely, 2^65608704 is an apocalyptic number.

65608704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65608704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112945272).

65608704 is an abundant number, since it is smaller than the sum of its proper divisors (160281840).

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

65608704 is a wasteful number, since it uses less digits than its factorization.

65608704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 65608704 is about 8099.9199996049. The cubic root of 65608704 is about 403.3237715254.

The spelling of 65608704 in words is "sixty-five million, six hundred eight thousand, seven hundred four".