539394284 has 72 divisors (see below), whose sum is σ = 1137086160. Its totient is φ = 222330240.

The previous prime is 539394283. The next prime is 539394293. The reversal of 539394284 is 482493935.

It is a super-2 number, since 2×539394284² = 581892387223745312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (539394283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 370502 + ... + 371954.

Almost surely, 2^539394284 is an apocalyptic number.

It is an amenable number.

539394284 is an abundant number, since it is smaller than the sum of its proper divisors (597691876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

539394284 is a wasteful number, since it uses less digits than its factorization.

539394284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551 (or 1538 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 539394284 is about 23224.8634872199. The cubic root of 539394284 is about 814.0206958459.

The spelling of 539394284 in words is "five hundred thirty-nine million, three hundred ninety-four thousand, two hundred eighty-four".