32604013 has 4 divisors (see below), whose sum is σ = 35112028. Its totient is φ = 30096000.

The previous prime is 32604007. The next prime is 32604023. The reversal of 32604013 is 31040623.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16104169 + 16499844 = 4013^2 + 4062^2 .

It is a cyclic number.

It is not a de Polignac number, because 32604013 - 2¹³ = 32595821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32604023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253988 + ... + 1254013.

It is an arithmetic number, because the mean of its divisors is an integer number (8778007).

Almost surely, 2^32604013 is an apocalyptic number.

It is an amenable number.

32604013 is a deficient number, since it is larger than the sum of its proper divisors (2508015).

32604013 is a wasteful number, since it uses less digits than its factorization.

32604013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508014.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 32604013 is about 5709.9923817813. The cubic root of 32604013 is about 319.4652951823.

Adding to 32604013 its reverse (31040623), we get a palindrome (63644636).

The spelling of 32604013 in words is "thirty-two million, six hundred four thousand, thirteen".