539393040 has 320 divisors, whose sum is σ = 1964160000. Its totient is φ = 135862272.

The previous prime is 539393027. The next prime is 539393047. The reversal of 539393040 is 40393935.

It is a happy number.

It is a super-3 number, since 3×539393040³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 539392986 and 539393004.

It is not an unprimeable number, because it can be changed into a prime (539393047) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4948506 + ... + 4948614.

It is an arithmetic number, because the mean of its divisors is an integer number (6138000).

Almost surely, 2^539393040 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 539393040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (982080000).

539393040 is an abundant number, since it is smaller than the sum of its proper divisors (1424766960).

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

539393040 is a wasteful number, since it uses less digits than its factorization.

539393040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 36.

The square root of 539393040 is about 23224.8367055616. The cubic root of 539393040 is about 814.0200700559.

It can be divided in two parts, 5393930 and 40, that added together give a triangular number (5393970 = T₃₂₈₄).

The spelling of 539393040 in words is "five hundred thirty-nine million, three hundred ninety-three thousand, forty".