539992064 has 56 divisors (see below), whose sum is σ = 1117648260. Its totient is φ = 260571136.

The previous prime is 539992051. The next prime is 539992073. The reversal of 539992064 is 460299935.

It can be written as a sum of positive squares in 2 ways, for example, as 510398464 + 29593600 = 22592^2 + 5440^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236432 + ... + 238704.

Almost surely, 2^539992064 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 539992064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (558824130).

539992064 is an abundant number, since it is smaller than the sum of its proper divisors (577656196).

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

539992064 is an equidigital number, since it uses as much as digits as its factorization.

539992064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328 (or 2304 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 47.

The square root of 539992064 is about 23237.7293210847. The cubic root of 539992064 is about 814.3212957704.

The spelling of 539992064 in words is "five hundred thirty-nine million, nine hundred ninety-two thousand, sixty-four".