65299532 has 24 divisors (see below), whose sum is σ = 119342160. Its totient is φ = 31223360.

The previous prime is 65299483. The next prime is 65299537. The reversal of 65299532 is 23599256.

It is a self number, because there is not a number n which added to its sum of digits gives 65299532.

It is not an unprimeable number, because it can be changed into a prime (65299537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9782 + ... + 15042.

It is an arithmetic number, because the mean of its divisors is an integer number (4972590).

Almost surely, 2^65299532 is an apocalyptic number.

It is an amenable number.

65299532 is a deficient number, since it is larger than the sum of its proper divisors (54042628).

65299532 is a wasteful number, since it uses less digits than its factorization.

65299532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5401 (or 5399 counting only the distinct ones).

The product of its digits is 145800, while the sum is 41.

The square root of 65299532 is about 8080.8125829028. The cubic root of 65299532 is about 402.6892378154.

It can be divided in two parts, 6529 and 9532, that added together give a palindrome (16061).

The spelling of 65299532 in words is "sixty-five million, two hundred ninety-nine thousand, five hundred thirty-two".