53522723 has 4 divisors (see below), whose sum is σ = 53539248. Its totient is φ = 53506200.

The previous prime is 53522717. The next prime is 53522743. The reversal of 53522723 is 32722535.

It is a happy number.

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 53522723 - 2¹² = 53518627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53522743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628 + ... + 10473.

It is an arithmetic number, because the mean of its divisors is an integer number (13384812).

Almost surely, 2^53522723 is an apocalyptic number.

53522723 is a deficient number, since it is larger than the sum of its proper divisors (16525).

53522723 is a wasteful number, since it uses less digits than its factorization.

53522723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16524.

The product of its digits is 12600, while the sum is 29.

The square root of 53522723 is about 7315.9225665667. The cubic root of 53522723 is about 376.8594414416.

It can be divided in two parts, 53522 and 723, that added together give a palindrome (54245).

The spelling of 53522723 in words is "fifty-three million, five hundred twenty-two thousand, seven hundred twenty-three".