52646242 has 8 divisors (see below), whose sum is σ = 86148432. Its totient is φ = 23930100.

The previous prime is 52646239. The next prime is 52646257. The reversal of 52646242 is 24264625.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196484 + ... + 1196527.

It is an arithmetic number, because the mean of its divisors is an integer number (10768554).

Almost surely, 2^52646242 is an apocalyptic number.

52646242 is a deficient number, since it is larger than the sum of its proper divisors (33502190).

52646242 is a wasteful number, since it uses less digits than its factorization.

52646242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393024.

The product of its digits is 23040, while the sum is 31.

The square root of 52646242 is about 7255.7730118851. The cubic root of 52646242 is about 374.7909756600.

The spelling of 52646242 in words is "fifty-two million, six hundred forty-six thousand, two hundred forty-two".