543450849 has 8 divisors (see below), whose sum is σ = 767224800. Its totient is φ = 340988736.

The previous prime is 543450847. The next prime is 543450851. The reversal of 543450849 is 948054345.

It is an interprime number because it is at equal distance from previous prime (543450847) and next prime (543450851).

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

It is not a de Polignac number, because 543450849 - 2¹ = 543450847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 543450849.

It is not an unprimeable number, because it can be changed into a prime (543450847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5327899 + ... + 5328000.

It is an arithmetic number, because the mean of its divisors is an integer number (95903100).

Almost surely, 2^543450849 is an apocalyptic number.

It is an amenable number.

543450849 is a deficient number, since it is larger than the sum of its proper divisors (223773951).

543450849 is a wasteful number, since it uses less digits than its factorization.

543450849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10655919.

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 543450849 is about 23312.0322794903. The cubic root of 543450849 is about 816.0562410174.

The spelling of 543450849 in words is "five hundred forty-three million, four hundred fifty thousand, eight hundred forty-nine".