539493626 has 12 divisors (see below), whose sum is σ = 941361498. Its totient is φ = 231211512.

The previous prime is 539493613. The next prime is 539493631. The reversal of 539493626 is 626394935.

It can be written as a sum of positive squares in only one way, i.e., 410103001 + 129390625 = 20251^2 + 11375^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2752421 + ... + 2752616.

Almost surely, 2^539493626 is an apocalyptic number.

539493626 is a deficient number, since it is larger than the sum of its proper divisors (401867872).

539493626 is a wasteful number, since it uses less digits than its factorization.

539493626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505053 (or 5505046 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 47.

The square root of 539493626 is about 23227.0020880870. The cubic root of 539493626 is about 814.0706663915.

It can be divided in two parts, 53949 and 3626, that added together give a palindrome (57575).

The spelling of 539493626 in words is "five hundred thirty-nine million, four hundred ninety-three thousand, six hundred twenty-six".