539166242 has 8 divisors (see below), whose sum is σ = 809406876. Its totient is φ = 269363952.

The previous prime is 539166241. The next prime is 539166269. The reversal of 539166242 is 242661935.

It can be written as a sum of positive squares in 2 ways, for example, as 464014681 + 75151561 = 21541^2 + 8669^2 .

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 = 539166196 and 539166205.

It is not an unprimeable number, because it can be changed into a prime (539166241) 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, 106493 + ... + 111440.

Almost surely, 2^539166242 is an apocalyptic number.

539166242 is a deficient number, since it is larger than the sum of its proper divisors (270240634).

539166242 is a wasteful number, since it uses less digits than its factorization.

539166242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219172.

The product of its digits is 77760, while the sum is 38.

The square root of 539166242 is about 23219.9535313919. The cubic root of 539166242 is about 813.9059640197.

The spelling of 539166242 in words is "five hundred thirty-nine million, one hundred sixty-six thousand, two hundred forty-two".