52045423 has 4 divisors (see below), whose sum is σ = 52758448. Its totient is φ = 51332400.

The previous prime is 52045393. The next prime is 52045439. The reversal of 52045423 is 32454025.

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 52045423 - 2⁵ = 52045391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52045453) 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, 356403 + ... + 356548.

It is an arithmetic number, because the mean of its divisors is an integer number (13189612).

Almost surely, 2^52045423 is an apocalyptic number.

52045423 is a deficient number, since it is larger than the sum of its proper divisors (713025).

52045423 is an equidigital number, since it uses as much as digits as its factorization.

52045423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713024.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 52045423 is about 7214.2513818136. The cubic root of 52045423 is about 373.3597647280.

Adding to 52045423 its reverse (32454025), we get a palindrome (84499448).

The spelling of 52045423 in words is "fifty-two million, forty-five thousand, four hundred twenty-three".