65328632 has 8 divisors (see below), whose sum is σ = 122491200. Its totient is φ = 32664312.

The previous prime is 65328617. The next prime is 65328661. The reversal of 65328632 is 23682356.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 65328592 and 65328601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4083032 + ... + 4083047.

It is an arithmetic number, because the mean of its divisors is an integer number (15311400).

Almost surely, 2^65328632 is an apocalyptic number.

It is an amenable number.

65328632 is a deficient number, since it is larger than the sum of its proper divisors (57162568).

65328632 is a wasteful number, since it uses less digits than its factorization.

65328632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8166085 (or 8166081 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 65328632 is about 8082.6129438443. The cubic root of 65328632 is about 402.7490469043.

The spelling of 65328632 in words is "sixty-five million, three hundred twenty-eight thousand, six hundred thirty-two".