543421090 has 32 divisors (see below), whose sum is σ = 1030968000. Its totient is φ = 205662528.

The previous prime is 543421079. The next prime is 543421141. The reversal of 543421090 is 90124345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209421 + ... + 211999.

It is an arithmetic number, because the mean of its divisors is an integer number (32217750).

Almost surely, 2^543421090 is an apocalyptic number.

543421090 is a deficient number, since it is larger than the sum of its proper divisors (487546910).

543421090 is a wasteful number, since it uses less digits than its factorization.

543421090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 543421090 is about 23311.3939952119. The cubic root of 543421090 is about 816.0413451834.

The spelling of 543421090 in words is "five hundred forty-three million, four hundred twenty-one thousand, ninety".