32604745 has 4 divisors (see below), whose sum is σ = 39125700. Its totient is φ = 26083792.

The previous prime is 32604697. The next prime is 32604763. The reversal of 32604745 is 54740623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54740623 = 7 ⋅7820089.

It can be written as a sum of positive squares in 2 ways, for example, as 21261321 + 11343424 = 4611^2 + 3368^2 .

It is a cyclic number.

It is not a de Polignac number, because 32604745 - 2¹¹ = 32602697 is a prime.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3260470 + ... + 3260479.

It is an arithmetic number, because the mean of its divisors is an integer number (9781425).

Almost surely, 2^32604745 is an apocalyptic number.

It is an amenable number.

32604745 is a deficient number, since it is larger than the sum of its proper divisors (6520955).

32604745 is an equidigital number, since it uses as much as digits as its factorization.

32604745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520954.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 32604745 is about 5710.0564795806. The cubic root of 32604745 is about 319.4676859601.

The spelling of 32604745 in words is "thirty-two million, six hundred four thousand, seven hundred forty-five".