52242178 has 8 divisors (see below), whose sum is σ = 79533072. Its totient is φ = 25731156.

The previous prime is 52242167. The next prime is 52242181. The reversal of 52242178 is 87124225.

It is a happy number.

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, 194800 + ... + 195067.

It is an arithmetic number, because the mean of its divisors is an integer number (9941634).

Almost surely, 2^52242178 is an apocalyptic number.

52242178 is a deficient number, since it is larger than the sum of its proper divisors (27290894).

52242178 is a wasteful number, since it uses less digits than its factorization.

52242178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389936.

The product of its digits is 8960, while the sum is 31.

The square root of 52242178 is about 7227.8750680957. The cubic root of 52242178 is about 373.8296621058.

It can be divided in two parts, 5224217 and 8, that added together give a palindrome (5224225).

The spelling of 52242178 in words is "fifty-two million, two hundred forty-two thousand, one hundred seventy-eight".