539562240 has 216 divisors, whose sum is σ = 2133837888. Its totient is φ = 123310080.

The previous prime is 539562217. The next prime is 539562241. The reversal of 539562240 is 42265935.

539562240 is a `hidden beast` number, since 53 + 9 + 562 + 2 + 40 = 666.

It is a super-2 number, since 2×539562240² = 582254821667635200, which contains 22 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 = 539562195 and 539562204.

It is not an unprimeable number, because it can be changed into a prime (539562241) 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, 77295 + ... + 83985.

Almost surely, 2^539562240 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 539562240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1066918944).

539562240 is an abundant number, since it is smaller than the sum of its proper divisors (1594275648).

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

539562240 is a wasteful number, since it uses less digits than its factorization.

539562240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6725 (or 6708 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 539562240 is about 23228.4790720357. The cubic root of 539562240 is about 814.1051767015.

The spelling of 539562240 in words is "five hundred thirty-nine million, five hundred sixty-two thousand, two hundred forty".