53204343 has 4 divisors (see below), whose sum is σ = 70939128. Its totient is φ = 35469560.

The previous prime is 53204323. The next prime is 53204353. The reversal of 53204343 is 34340235.

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

It is a cyclic number.

It is not a de Polignac number, because 53204343 - 2⁵ = 53204311 is a prime.

It is a super-2 number, since 2×53204343² = 5661404228123298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53204303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8867388 + ... + 8867393.

It is an arithmetic number, because the mean of its divisors is an integer number (17734782).

Almost surely, 2^53204343 is an apocalyptic number.

53204343 is a deficient number, since it is larger than the sum of its proper divisors (17734785).

53204343 is a wasteful number, since it uses less digits than its factorization.

53204343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17734784.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 53204343 is about 7294.1307227112. The cubic root of 53204343 is about 376.1107051981.

Adding to 53204343 its reverse (34340235), we get a palindrome (87544578).

The spelling of 53204343 in words is "fifty-three million, two hundred four thousand, three hundred forty-three".