539864923 has 12 divisors (see below), whose sum is σ = 585673200. Its totient is φ = 497411616.

The previous prime is 539864909. The next prime is 539864929. The reversal of 539864923 is 329468935.

It is not a de Polignac number, because 539864923 - 2¹³ = 539856731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539864929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98565 + ... + 103897.

It is an arithmetic number, because the mean of its divisors is an integer number (48806100).

Almost surely, 2^539864923 is an apocalyptic number.

539864923 is a deficient number, since it is larger than the sum of its proper divisors (45808277).

539864923 is a wasteful number, since it uses less digits than its factorization.

539864923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5958 (or 5945 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The square root of 539864923 is about 23234.9935011827. The cubic root of 539864923 is about 814.2573801702.

The spelling of 539864923 in words is "five hundred thirty-nine million, eight hundred sixty-four thousand, nine hundred twenty-three".