65488536 has 48 divisors (see below), whose sum is σ = 177957000. Its totient is φ = 21756672.

The previous prime is 65488529. The next prime is 65488537. The reversal of 65488536 is 63588456.

It is a junction number, because it is equal to n+sod(n) for n = 65488491 and 65488500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65488537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22915 + ... + 25613.

Almost surely, 2^65488536 is an apocalyptic number.

It is an amenable number.

65488536 is an abundant number, since it is smaller than the sum of its proper divisors (112468464).

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

65488536 is a wasteful number, since it uses less digits than its factorization.

65488536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048 (or 3041 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 65488536 is about 8092.4987488414. The cubic root of 65488536 is about 403.0773802774.

It can be divided in two parts, 65 and 488536, that added together give a square (488601 = 699²).

The spelling of 65488536 in words is "sixty-five million, four hundred eighty-eight thousand, five hundred thirty-six".