65532152 has 64 divisors (see below), whose sum is σ = 148538880. Its totient is φ = 26497152.

The previous prime is 65532149. The next prime is 65532163. The reversal of 65532152 is 25123556.

It is a happy number.

It is a super-2 number, since 2×65532152² = 8588925891502208, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106598 + ... + 107210.

It is an arithmetic number, because the mean of its divisors is an integer number (2320920).

Almost surely, 2^65532152 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 65532152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74269440).

65532152 is an abundant number, since it is smaller than the sum of its proper divisors (83006728).

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

65532152 is a wasteful number, since it uses less digits than its factorization.

65532152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732 (or 728 counting only the distinct ones).

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

The square root of 65532152 is about 8095.1931416119. The cubic root of 65532152 is about 403.1668449001.

The spelling of 65532152 in words is "sixty-five million, five hundred thirty-two thousand, one hundred fifty-two".