52245523 has 4 divisors (see below), whose sum is σ = 56995128. Its totient is φ = 47495920.

The previous prime is 52245491. The next prime is 52245527. The reversal of 52245523 is 32554225.

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 52245523 - 2⁵ = 52245491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52245491 and 52245500.

It is not an unprimeable number, because it can be changed into a prime (52245527) 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, 2374786 + ... + 2374807.

It is an arithmetic number, because the mean of its divisors is an integer number (14248782).

Almost surely, 2^52245523 is an apocalyptic number.

52245523 is a deficient number, since it is larger than the sum of its proper divisors (4749605).

52245523 is a wasteful number, since it uses less digits than its factorization.

52245523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749604.

The product of its digits is 12000, while the sum is 28.

The square root of 52245523 is about 7228.1064602010. The cubic root of 52245523 is about 373.8376405476.

Adding to 52245523 its reverse (32554225), we get a palindrome (84799748).

The spelling of 52245523 in words is "fifty-two million, two hundred forty-five thousand, five hundred twenty-three".