88432065 has 24 divisors (see below), whose sum is σ = 154807848. Its totient is φ = 46694400.

The previous prime is 88431997. The next prime is 88432067. The reversal of 88432065 is 56023488.

It can be written as a sum of positive squares in 4 ways, for example, as 44036496 + 44395569 = 6636^2 + 6663^2 .

It is not a de Polignac number, because 88432065 - 2¹⁰ = 88431041 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (88432067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5184 + ... + 14273.

It is an arithmetic number, because the mean of its divisors is an integer number (6450327).

Almost surely, 2^88432065 is an apocalyptic number.

It is an amenable number.

88432065 is a deficient number, since it is larger than the sum of its proper divisors (66375783).

88432065 is a wasteful number, since it uses less digits than its factorization.

88432065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19569 (or 19566 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 88432065 is about 9403.8324634162. The cubic root of 88432065 is about 445.5227875143.

The spelling of 88432065 in words is "eighty-eight million, four hundred thirty-two thousand, sixty-five".