52394423 has 4 divisors (see below), whose sum is σ = 52432080. Its totient is φ = 52356768.

The previous prime is 52394399. The next prime is 52394429. The reversal of 52394423 is 32449325.

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 52394423 - 2⁶ = 52394359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52394423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52394429) 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, 16658 + ... + 19551.

It is an arithmetic number, because the mean of its divisors is an integer number (13108020).

Almost surely, 2^52394423 is an apocalyptic number.

52394423 is a deficient number, since it is larger than the sum of its proper divisors (37657).

52394423 is a wasteful number, since it uses less digits than its factorization.

52394423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37656.

The product of its digits is 25920, while the sum is 32.

The square root of 52394423 is about 7238.3992014809. The cubic root of 52394423 is about 374.1924500685.

The spelling of 52394423 in words is "fifty-two million, three hundred ninety-four thousand, four hundred twenty-three".