52464143 has 4 divisors (see below), whose sum is σ = 52484400. Its totient is φ = 52443888.

The previous prime is 52464107. The next prime is 52464163. The reversal of 52464143 is 34146425.

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 52464143 - 2¹⁰ = 52463119 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 (52464163) 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, 5555 + ... + 11652.

It is an arithmetic number, because the mean of its divisors is an integer number (13121100).

Almost surely, 2^52464143 is an apocalyptic number.

52464143 is a deficient number, since it is larger than the sum of its proper divisors (20257).

52464143 is a wasteful number, since it uses less digits than its factorization.

52464143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20256.

The product of its digits is 11520, while the sum is 29.

The square root of 52464143 is about 7243.2135823818. The cubic root of 52464143 is about 374.3583528039.

The spelling of 52464143 in words is "fifty-two million, four hundred sixty-four thousand, one hundred forty-three".