52523623 has 4 divisors (see below), whose sum is σ = 53384728. Its totient is φ = 51662520.

The previous prime is 52523587. The next prime is 52523633. The reversal of 52523623 is 32632525.

52523623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52523623 is a prime.

It is a super-2 number, since 2×52523623² = 5517461946092258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52523591 and 52523600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52523633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430461 + ... + 430582.

It is an arithmetic number, because the mean of its divisors is an integer number (13346182).

Almost surely, 2^52523623 is an apocalyptic number.

52523623 is a deficient number, since it is larger than the sum of its proper divisors (861105).

52523623 is an equidigital number, since it uses as much as digits as its factorization.

52523623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861104.

The product of its digits is 10800, while the sum is 28.

The square root of 52523623 is about 7247.3183316314. The cubic root of 52523623 is about 374.4997727275.

The spelling of 52523623 in words is "fifty-two million, five hundred twenty-three thousand, six hundred twenty-three".