52643842 has 8 divisors (see below), whose sum is σ = 79002432. Its totient is φ = 26309700.

The previous prime is 52643837. The next prime is 52643879. The reversal of 52643842 is 24834625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 52643798 and 52643807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867 + ... + 10297.

It is an arithmetic number, because the mean of its divisors is an integer number (9875304).

Almost surely, 2^52643842 is an apocalyptic number.

52643842 is a deficient number, since it is larger than the sum of its proper divisors (26358590).

52643842 is a wasteful number, since it uses less digits than its factorization.

52643842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12224.

The product of its digits is 46080, while the sum is 34.

The square root of 52643842 is about 7255.6076244516. The cubic root of 52643842 is about 374.7852803373.

The spelling of 52643842 in words is "fifty-two million, six hundred forty-three thousand, eight hundred forty-two".