543562401 has 16 divisors (see below), whose sum is σ = 753102848. Its totient is φ = 348354000.

The previous prime is 543562387. The next prime is 543562421. The reversal of 543562401 is 104265345.

It is not a de Polignac number, because 543562401 - 2¹⁸ = 543300257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543562421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5311 + ... + 33396.

It is an arithmetic number, because the mean of its divisors is an integer number (47068928).

Almost surely, 2^543562401 is an apocalyptic number.

It is an amenable number.

543562401 is a deficient number, since it is larger than the sum of its proper divisors (209540447).

543562401 is a wasteful number, since it uses less digits than its factorization.

543562401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38892.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 543562401 is about 23314.4247409195. The cubic root of 543562401 is about 816.1120734066.

The spelling of 543562401 in words is "five hundred forty-three million, five hundred sixty-two thousand, four hundred one".