539222613 has 8 divisors (see below), whose sum is σ = 725944128. Its totient is φ = 355991424.

The previous prime is 539222599. The next prime is 539222627. The reversal of 539222613 is 316222935.

It is an interprime number because it is at equal distance from previous prime (539222599) and next prime (539222627).

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

It is not a de Polignac number, because 539222613 - 2⁵ = 539222581 is a prime.

It is a super-2 number, since 2×539222613² = 581522052741095538, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539222213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872220 + ... + 872837.

It is an arithmetic number, because the mean of its divisors is an integer number (90743016).

Almost surely, 2^539222613 is an apocalyptic number.

It is an amenable number.

539222613 is a deficient number, since it is larger than the sum of its proper divisors (186721515).

539222613 is a wasteful number, since it uses less digits than its factorization.

539222613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745163.

The product of its digits is 19440, while the sum is 33.

The square root of 539222613 is about 23221.1673479177. The cubic root of 539222613 is about 813.9343282425.

The spelling of 539222613 in words is "five hundred thirty-nine million, two hundred twenty-two thousand, six hundred thirteen".