545984873 has 16 divisors (see below), whose sum is σ = 632862720. Its totient is φ = 461352336.

The previous prime is 545984863. The next prime is 545984917. The reversal of 545984873 is 378489545.

It is a cyclic number.

It is not a de Polignac number, because 545984873 - 2²⁰ = 544936297 is a prime.

It is a super-2 number, since 2×545984873² = 596198963089652258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545984843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417086 + ... + 418392.

It is an arithmetic number, because the mean of its divisors is an integer number (39553920).

Almost surely, 2^545984873 is an apocalyptic number.

It is an amenable number.

545984873 is a deficient number, since it is larger than the sum of its proper divisors (86877847).

545984873 is a wasteful number, since it uses less digits than its factorization.

545984873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116.

The product of its digits is 4838400, while the sum is 53.

The square root of 545984873 is about 23366.3192009353. The cubic root of 545984873 is about 817.3226544073.

The spelling of 545984873 in words is "five hundred forty-five million, nine hundred eighty-four thousand, eight hundred seventy-three".