539513222 has 4 divisors (see below), whose sum is σ = 809269836. Its totient is φ = 269756610.

The previous prime is 539513147. The next prime is 539513239. The reversal of 539513222 is 222315935.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222315935 = 5 ⋅44463187.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134878304 + ... + 134878307.

It is an arithmetic number, because the mean of its divisors is an integer number (202317459).

Almost surely, 2^539513222 is an apocalyptic number.

539513222 is a deficient number, since it is larger than the sum of its proper divisors (269756614).

539513222 is a wasteful number, since it uses less digits than its factorization.

539513222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269756613.

The product of its digits is 16200, while the sum is 32.

The square root of 539513222 is about 23227.4239208742. The cubic root of 539513222 is about 814.0805227548.

The spelling of 539513222 in words is "five hundred thirty-nine million, five hundred thirteen thousand, two hundred twenty-two".