3200513 has 4 divisors (see below), whose sum is σ = 3206148. Its totient is φ = 3194880.

The previous prime is 3200507. The next prime is 3200543. The reversal of 3200513 is 3150023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3150023 = 73 ⋅43151.

It can be written as a sum of positive squares in 2 ways, for example, as 2093809 + 1106704 = 1447^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 3200513 - 2⁸ = 3200257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3200543) 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, 1856 + ... + 3137.

It is an arithmetic number, because the mean of its divisors is an integer number (801537).

Almost surely, 2^3200513 is an apocalyptic number.

It is an amenable number.

3200513 is a deficient number, since it is larger than the sum of its proper divisors (5635).

3200513 is an equidigital number, since it uses as much as digits as its factorization.

3200513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 3200513 is about 1788.9977641126. The cubic root of 3200513 is about 147.3691341422.

Adding to 3200513 its reverse (3150023), we get a palindrome (6350536).

The spelling of 3200513 in words is "three million, two hundred thousand, five hundred thirteen".