542430401 has 8 divisors (see below), whose sum is σ = 549008064. Its totient is φ = 535880880.

The previous prime is 542430389. The next prime is 542430409. The reversal of 542430401 is 104034245.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542430401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542430409) 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 7 ways as a sum of consecutive naturals, for example, 33116 + ... + 46706.

It is an arithmetic number, because the mean of its divisors is an integer number (68626008).

Almost surely, 2^542430401 is an apocalyptic number.

It is an amenable number.

542430401 is a deficient number, since it is larger than the sum of its proper divisors (6577663).

542430401 is a wasteful number, since it uses less digits than its factorization.

542430401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14071.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 542430401 is about 23290.1352722564. The cubic root of 542430401 is about 815.5451462091.

Adding to 542430401 its reverse (104034245), we get a palindrome (646464646).

The spelling of 542430401 in words is "five hundred forty-two million, four hundred thirty thousand, four hundred one".