32064645 has 16 divisors (see below), whose sum is σ = 53534592. Its totient is φ = 16357440.

The previous prime is 32064619. The next prime is 32064649. The reversal of 32064645 is 54646023.

It is not a de Polignac number, because 32064645 - 2⁹ = 32064133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32064649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46126 + ... + 46815.

It is an arithmetic number, because the mean of its divisors is an integer number (3345912).

Almost surely, 2^32064645 is an apocalyptic number.

It is an amenable number.

32064645 is a deficient number, since it is larger than the sum of its proper divisors (21469947).

32064645 is a wasteful number, since it uses less digits than its factorization.

32064645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92972.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 32064645 is about 5662.5652314123. The cubic root of 32064645 is about 317.6938531380.

The spelling of 32064645 in words is "thirty-two million, sixty-four thousand, six hundred forty-five".