53332213 has 8 divisors (see below), whose sum is σ = 61603200. Its totient is φ = 45631680.

The previous prime is 53332159. The next prime is 53332217. The reversal of 53332213 is 31223335.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53332213 - 2⁹ = 53331701 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 (53332217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142413 + ... + 142786.

It is an arithmetic number, because the mean of its divisors is an integer number (7700400).

Almost surely, 2^53332213 is an apocalyptic number.

It is an amenable number.

53332213 is a deficient number, since it is larger than the sum of its proper divisors (8270987).

53332213 is a wasteful number, since it uses less digits than its factorization.

53332213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285227.

The product of its digits is 1620, while the sum is 22.

The square root of 53332213 is about 7302.8907290196. The cubic root of 53332213 is about 376.4117758489.

Adding to 53332213 its reverse (31223335), we get a palindrome (84555548).

It can be divided in two parts, 533322 and 13, that added together give a palindrome (533335).

The spelling of 53332213 in words is "fifty-three million, three hundred thirty-two thousand, two hundred thirteen".