543726049 has 8 divisors (see below), whose sum is σ = 567999360. Its totient is φ = 519505536.

The previous prime is 543726047. The next prime is 543726067. The reversal of 543726049 is 940627345.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 543726049 - 2¹ = 543726047 is a prime.

It is a super-2 number, since 2×543726049² = 591276032722300802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543726047) 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, 8644 + ... + 34090.

It is an arithmetic number, because the mean of its divisors is an integer number (70999920).

Almost surely, 2^543726049 is an apocalyptic number.

It is an amenable number.

543726049 is a deficient number, since it is larger than the sum of its proper divisors (24273311).

543726049 is a wasteful number, since it uses less digits than its factorization.

543726049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26399.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 543726049 is about 23317.9340637201. The cubic root of 543726049 is about 816.1939663089.

The spelling of 543726049 in words is "five hundred forty-three million, seven hundred twenty-six thousand, forty-nine".