53210323 has 4 divisors (see below), whose sum is σ = 56340360. Its totient is φ = 50080288.

The previous prime is 53210321. The next prime is 53210327. The reversal of 53210323 is 32301235.

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 53210323 - 2¹ = 53210321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53210323.

It is not an unprimeable number, because it can be changed into a prime (53210321) 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, 1564993 + ... + 1565026.

It is an arithmetic number, because the mean of its divisors is an integer number (14085090).

Almost surely, 2^53210323 is an apocalyptic number.

53210323 is a deficient number, since it is larger than the sum of its proper divisors (3130037).

53210323 is a wasteful number, since it uses less digits than its factorization.

53210323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130036.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 53210323 is about 7294.5406298135. The cubic root of 53210323 is about 376.1247958884.

Adding to 53210323 its reverse (32301235), we get a palindrome (85511558).

The spelling of 53210323 in words is "fifty-three million, two hundred ten thousand, three hundred twenty-three".