52242259 has 4 divisors (see below), whose sum is σ = 53228016. Its totient is φ = 51256504.

The previous prime is 52242257. The next prime is 52242277. The reversal of 52242259 is 95224225.

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 52242259 - 2¹ = 52242257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52242259.

It is not an unprimeable number, because it can be changed into a prime (52242257) 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, 492799 + ... + 492904.

It is an arithmetic number, because the mean of its divisors is an integer number (13307004).

Almost surely, 2^52242259 is an apocalyptic number.

52242259 is a deficient number, since it is larger than the sum of its proper divisors (985757).

52242259 is an equidigital number, since it uses as much as digits as its factorization.

52242259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985756.

The product of its digits is 14400, while the sum is 31.

The square root of 52242259 is about 7227.8806714002. The cubic root of 52242259 is about 373.8298553097.

The spelling of 52242259 in words is "fifty-two million, two hundred forty-two thousand, two hundred fifty-nine".