65125532 has 24 divisors (see below), whose sum is σ = 118238400. Its totient is φ = 31349696.

The previous prime is 65125523. The next prime is 65125573. The reversal of 65125532 is 23552156.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 65125495 and 65125504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58493 + ... + 59595.

It is an arithmetic number, because the mean of its divisors is an integer number (4926600).

Almost surely, 2^65125532 is an apocalyptic number.

It is an amenable number.

65125532 is a deficient number, since it is larger than the sum of its proper divisors (53112868).

65125532 is a wasteful number, since it uses less digits than its factorization.

65125532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645 (or 1643 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 65125532 is about 8070.0391572780. The cubic root of 65125532 is about 402.3312451781.

Adding to 65125532 its reverse (23552156), we get a palindrome (88677688).

The spelling of 65125532 in words is "sixty-five million, one hundred twenty-five thousand, five hundred thirty-two".