539746506 has 96 divisors (see below), whose sum is σ = 1292054400. Its totient is φ = 161834112.

The previous prime is 539746453. The next prime is 539746507. The reversal of 539746506 is 605647935.

539746506 is a `hidden beast` number, since 53 + 97 + 4 + 6 + 506 = 666.

It is not an unprimeable number, because it can be changed into a prime (539746507) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2712195 + ... + 2712393.

It is an arithmetic number, because the mean of its divisors is an integer number (13458900).

Almost surely, 2^539746506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539746506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (646027200).

539746506 is an abundant number, since it is smaller than the sum of its proper divisors (752307894).

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

539746506 is a wasteful number, since it uses less digits than its factorization.

539746506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The square root of 539746506 is about 23232.4451145376. The cubic root of 539746506 is about 814.1978412233.

The spelling of 539746506 in words is "five hundred thirty-nine million, seven hundred forty-six thousand, five hundred six".