65332736 has 40 divisors (see below), whose sum is σ = 149194320. Its totient is φ = 27998208.

The previous prime is 65332723. The next prime is 65332753. The reversal of 65332736 is 63723356.

It is a junction number, because it is equal to n+sod(n) for n = 65332696 and 65332705.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 5531 + ... + 12698.

It is an arithmetic number, because the mean of its divisors is an integer number (3729858).

Almost surely, 2^65332736 is an apocalyptic number.

It is an amenable number.

65332736 is an abundant number, since it is smaller than the sum of its proper divisors (83861584).

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

65332736 is an equidigital number, since it uses as much as digits as its factorization.

65332736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18254 (or 18238 counting only the distinct ones).

The product of its digits is 68040, while the sum is 35.

The square root of 65332736 is about 8082.8668181531. The cubic root of 65332736 is about 402.7574804065.

The spelling of 65332736 in words is "sixty-five million, three hundred thirty-two thousand, seven hundred thirty-six".