532040213 has 4 divisors (see below), whose sum is σ = 532740108. Its totient is φ = 531340320.

The previous prime is 532040207. The next prime is 532040219. The reversal of 532040213 is 312040235.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (532040207) and next prime (532040219).

It can be written as a sum of positive squares in 2 ways, for example, as 76772644 + 455267569 = 8762^2 + 21337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-532040213 is a prime.

It is a super-3 number, since 3×532040213³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532040219) 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, 348806 + ... + 350327.

It is an arithmetic number, because the mean of its divisors is an integer number (133185027).

Almost surely, 2^532040213 is an apocalyptic number.

It is an amenable number.

532040213 is a deficient number, since it is larger than the sum of its proper divisors (699895).

532040213 is an equidigital number, since it uses as much as digits as its factorization.

532040213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699894.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 532040213 is about 23065.9969001992. The cubic root of 532040213 is about 810.3043173966.

Adding to 532040213 its reverse (312040235), we get a palindrome (844080448).

The spelling of 532040213 in words is "five hundred thirty-two million, forty thousand, two hundred thirteen".