538017242 has 32 divisors (see below), whose sum is σ = 971308800. Its totient is φ = 218515968.

The previous prime is 538017217. The next prime is 538017269. The reversal of 538017242 is 242710835.

It is a junction number, because it is equal to n+sod(n) for n = 538017199 and 538017208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27434 + ... + 42762.

It is an arithmetic number, because the mean of its divisors is an integer number (30353400).

Almost surely, 2^538017242 is an apocalyptic number.

538017242 is a deficient number, since it is larger than the sum of its proper divisors (433291558).

538017242 is a wasteful number, since it uses less digits than its factorization.

538017242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15470.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 538017242 is about 23195.1986842105. The cubic root of 538017242 is about 813.3273898085.

It can be divided in two parts, 5380 and 17242, that added together give a palindrome (22622).

The spelling of 538017242 in words is "five hundred thirty-eight million, seventeen thousand, two hundred forty-two".