65232660 has 48 divisors (see below), whose sum is σ = 183456000. Its totient is φ = 17318784.

The previous prime is 65232653. The next prime is 65232691. The reversal of 65232660 is 6623256.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 12066 + ... + 16614.

It is an arithmetic number, because the mean of its divisors is an integer number (3822000).

Almost surely, 2^65232660 is an apocalyptic number.

65232660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65232660 is an abundant number, since it is smaller than the sum of its proper divisors (118223340).

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

65232660 is a wasteful number, since it uses less digits than its factorization.

65232660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4800 (or 4798 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 65232660 is about 8076.6738203298. The cubic root of 65232660 is about 402.5517287528.

The spelling of 65232660 in words is "sixty-five million, two hundred thirty-two thousand, six hundred sixty".