65802132 has 120 divisors (see below), whose sum is σ = 193116000. Its totient is φ = 19362240.

The previous prime is 65802109. The next prime is 65802133. The reversal of 65802132 is 23120856.

65802132 is a `hidden beast` number, since 658 + 0 + 2 + 1 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 65802096 and 65802105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65802133) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131619 + ... + 132117.

It is an arithmetic number, because the mean of its divisors is an integer number (1609300).

Almost surely, 2^65802132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65802132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96558000).

65802132 is an abundant number, since it is smaller than the sum of its proper divisors (127313868).

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

65802132 is a wasteful number, since it uses less digits than its factorization.

65802132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563 (or 552 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 65802132 is about 8111.8513299986. The cubic root of 65802132 is about 403.7197432173.

Adding to 65802132 its reverse (23120856), we get a palindrome (88922988).

The spelling of 65802132 in words is "sixty-five million, eight hundred two thousand, one hundred thirty-two".