539378040 has 192 divisors, whose sum is σ = 1747100160. Its totient is φ = 133171200.

The previous prime is 539378039. The next prime is 539378069. The reversal of 539378040 is 40873935.

It is a self number, because there is not a number n which added to its sum of digits gives 539378040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3571965 + ... + 3572115.

It is an arithmetic number, because the mean of its divisors is an integer number (9099480).

Almost surely, 2^539378040 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 539378040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873550080).

539378040 is an abundant number, since it is smaller than the sum of its proper divisors (1207722120).

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

539378040 is a wasteful number, since it uses less digits than its factorization.

539378040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 539378040 is about 23224.5137731665. The cubic root of 539378040 is about 814.0125242817.

The spelling of 539378040 in words is "five hundred thirty-nine million, three hundred seventy-eight thousand, forty".