52250242 has 8 divisors (see below), whose sum is σ = 85500432. Its totient is φ = 23750100.

The previous prime is 52250207. The next prime is 52250251. The reversal of 52250242 is 24205225.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 2375011 = 52250242 / (5 + 2 + 2 + 5 + 0 + 2 + 4 + 2).

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, 1187484 + ... + 1187527.

It is an arithmetic number, because the mean of its divisors is an integer number (10687554).

Almost surely, 2^52250242 is an apocalyptic number.

52250242 is a deficient number, since it is larger than the sum of its proper divisors (33250190).

52250242 is a wasteful number, since it uses less digits than its factorization.

52250242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375024.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 52250242 is about 7228.4328868711. The cubic root of 52250242 is about 373.8488956537.

Adding to 52250242 its reverse (24205225), we get a palindrome (76455467).

The spelling of 52250242 in words is "fifty-two million, two hundred fifty thousand, two hundred forty-two".