53522423 has 4 divisors (see below), whose sum is σ = 53569608. Its totient is φ = 53475240.

The previous prime is 53522419. The next prime is 53522459. The reversal of 53522423 is 32422535.

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 53522423 - 2² = 53522419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53522392 and 53522401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53522473) 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, 21848 + ... + 24173.

It is an arithmetic number, because the mean of its divisors is an integer number (13392402).

Almost surely, 2^53522423 is an apocalyptic number.

53522423 is a deficient number, since it is larger than the sum of its proper divisors (47185).

53522423 is a wasteful number, since it uses less digits than its factorization.

53522423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47184.

The product of its digits is 7200, while the sum is 26.

The square root of 53522423 is about 7315.9020633139. The cubic root of 53522423 is about 376.8587373291.

Adding to 53522423 its reverse (32422535), we get a palindrome (85944958).

The spelling of 53522423 in words is "fifty-three million, five hundred twenty-two thousand, four hundred twenty-three".