52562213 has 4 divisors (see below), whose sum is σ = 57340608. Its totient is φ = 47783820.

The previous prime is 52562203. The next prime is 52562221. The reversal of 52562213 is 31226525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52562213 - 2⁴ = 52562197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52562203) 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, 2389181 + ... + 2389202.

It is an arithmetic number, because the mean of its divisors is an integer number (14335152).

Almost surely, 2^52562213 is an apocalyptic number.

It is an amenable number.

52562213 is a deficient number, since it is larger than the sum of its proper divisors (4778395).

52562213 is a wasteful number, since it uses less digits than its factorization.

52562213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4778394.

The product of its digits is 3600, while the sum is 26.

The square root of 52562213 is about 7249.9802068695. The cubic root of 52562213 is about 374.5914673942.

Adding to 52562213 its reverse (31226525), we get a palindrome (83788738).

It can be divided in two parts, 52 and 562213, that added together give a palindrome (562265).

The spelling of 52562213 in words is "fifty-two million, five hundred sixty-two thousand, two hundred thirteen".