543872468 has 6 divisors (see below), whose sum is σ = 951776826. Its totient is φ = 271936232.

The previous prime is 543872437. The next prime is 543872507. The reversal of 543872468 is 864278345.

It can be written as a sum of positive squares in only one way, i.e., 341436484 + 202435984 = 18478^2 + 14228^2 .

It is a super-2 number, since 2×543872468² = 591594522896822048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67984055 + ... + 67984062.

It is an arithmetic number, because the mean of its divisors is an integer number (158629471).

Almost surely, 2^543872468 is an apocalyptic number.

It is an amenable number.

543872468 is a deficient number, since it is larger than the sum of its proper divisors (407904358).

543872468 is a wasteful number, since it uses less digits than its factorization.

543872468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135968121 (or 135968119 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 543872468 is about 23321.0734744351. The cubic root of 543872468 is about 816.2672235304.

The spelling of 543872468 in words is "five hundred forty-three million, eight hundred seventy-two thousand, four hundred sixty-eight".