543420694 has 8 divisors (see below), whose sum is σ = 816236280. Its totient is φ = 271341936.

The previous prime is 543420677. The next prime is 543420707. The reversal of 543420694 is 496024345.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 182359 + ... + 185314.

It is an arithmetic number, because the mean of its divisors is an integer number (102029535).

Almost surely, 2^543420694 is an apocalyptic number.

543420694 is a deficient number, since it is larger than the sum of its proper divisors (272815586).

543420694 is a wasteful number, since it uses less digits than its factorization.

543420694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368414.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 543420694 is about 23311.3855015098. The cubic root of 543420694 is about 816.0411469624.

The spelling of 543420694 in words is "five hundred forty-three million, four hundred twenty thousand, six hundred ninety-four".