52203413 has 4 divisors (see below), whose sum is σ = 55274220. Its totient is φ = 49132608.

The previous prime is 52203409. The next prime is 52203421. The reversal of 52203413 is 31430225.

It is a happy number.

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 41692849 + 10510564 = 6457^2 + 3242^2 .

It is a cyclic number.

It is not a de Polignac number, because 52203413 - 2² = 52203409 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 (52203433) 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, 1535378 + ... + 1535411.

It is an arithmetic number, because the mean of its divisors is an integer number (13818555).

Almost surely, 2^52203413 is an apocalyptic number.

It is an amenable number.

52203413 is a deficient number, since it is larger than the sum of its proper divisors (3070807).

52203413 is a wasteful number, since it uses less digits than its factorization.

52203413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3070806.

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

The square root of 52203413 is about 7225.1929386003. The cubic root of 52203413 is about 373.7371755796.

Adding to 52203413 its reverse (31430225), we get a palindrome (83633638).

The spelling of 52203413 in words is "fifty-two million, two hundred three thousand, four hundred thirteen".