538475258 has 8 divisors (see below), whose sum is σ = 810629652. Its totient is φ = 268265376.

The previous prime is 538475251. The next prime is 538475279. The reversal of 538475258 is 852574835.

It can be written as a sum of positive squares in 2 ways, for example, as 526105969 + 12369289 = 22937^2 + 3517^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (538475251) 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, 485435 + ... + 486542.

Almost surely, 2^538475258 is an apocalyptic number.

538475258 is a deficient number, since it is larger than the sum of its proper divisors (272154394).

538475258 is a wasteful number, since it uses less digits than its factorization.

538475258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972256.

The product of its digits is 1344000, while the sum is 47.

The square root of 538475258 is about 23205.0696616063. The cubic root of 538475258 is about 813.5581205176.

The spelling of 538475258 in words is "five hundred thirty-eight million, four hundred seventy-five thousand, two hundred fifty-eight".