539466623 has 4 divisors (see below), whose sum is σ = 554046840. Its totient is φ = 524886408.

The previous prime is 539466617. The next prime is 539466649. The reversal of 539466623 is 326664935.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326664935 = 5 ⋅65332987.

It is a cyclic number.

It is not a de Polignac number, because 539466623 - 2²⁴ = 522689407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539465623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7290053 + ... + 7290126.

It is an arithmetic number, because the mean of its divisors is an integer number (138511710).

Almost surely, 2^539466623 is an apocalyptic number.

539466623 is a deficient number, since it is larger than the sum of its proper divisors (14580217).

539466623 is a wasteful number, since it uses less digits than its factorization.

539466623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14580216.

The product of its digits is 699840, while the sum is 44.

The square root of 539466623 is about 23226.4207961537. The cubic root of 539466623 is about 814.0570840765.

The spelling of 539466623 in words is "five hundred thirty-nine million, four hundred sixty-six thousand, six hundred twenty-three".