539049564 has 72 divisors (see below), whose sum is σ = 1424382960. Its totient is φ = 171666432.

The previous prime is 539049557. The next prime is 539049569. The reversal of 539049564 is 465940935.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539049569) 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, 98607 + ... + 103929.

Almost surely, 2^539049564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539049564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (712191480).

539049564 is an abundant number, since it is smaller than the sum of its proper divisors (885333396).

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

539049564 is a wasteful number, since it uses less digits than its factorization.

539049564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459 (or 5454 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The square root of 539049564 is about 23217.4409442557. The cubic root of 539049564 is about 813.8472488135.

The spelling of 539049564 in words is "five hundred thirty-nine million, forty-nine thousand, five hundred sixty-four".