539742066 has 16 divisors (see below), whose sum is σ = 1079720064. Its totient is φ = 179874704.

The previous prime is 539742053. The next prime is 539742067. The reversal of 539742066 is 660247935.

539742066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (539742067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37276 + ... + 49688.

It is an arithmetic number, because the mean of its divisors is an integer number (67482504).

Almost surely, 2^539742066 is an apocalyptic number.

539742066 is an abundant number, since it is smaller than the sum of its proper divisors (539977998).

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

539742066 is a wasteful number, since it uses less digits than its factorization.

539742066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19665.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 539742066 is about 23232.3495583206. The cubic root of 539742066 is about 814.1956086639.

The spelling of 539742066 in words is "five hundred thirty-nine million, seven hundred forty-two thousand, sixty-six".