543401172 has 36 divisors (see below), whose sum is σ = 1378511316. Its totient is φ = 180485760.

The previous prime is 543401161. The next prime is 543401189. The reversal of 543401172 is 271104345.

543401172 is a `hidden beast` number, since 543 + 4 + 0 + 117 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 319479876 + 223921296 = 17874^2 + 14964^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16743 + ... + 36974.

It is an arithmetic number, because the mean of its divisors is an integer number (38291981).

Almost surely, 2^543401172 is an apocalyptic number.

It is an amenable number.

543401172 is an abundant number, since it is smaller than the sum of its proper divisors (835110144).

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

543401172 is a wasteful number, since it uses less digits than its factorization.

543401172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54008 (or 54003 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 543401172 is about 23310.9667753184. The cubic root of 543401172 is about 816.0313749470.

The spelling of 543401172 in words is "five hundred forty-three million, four hundred one thousand, one hundred seventy-two".