4242556401 has 8 divisors (see below), whose sum is σ = 5661156000. Its totient is φ = 2826163872.

The previous prime is 4242556393. The next prime is 4242556453. The reversal of 4242556401 is 1046552424.

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

It is not a de Polignac number, because 4242556401 - 2³ = 4242556393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4242558401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547276 + ... + 554973.

It is an arithmetic number, because the mean of its divisors is an integer number (707644500).

Almost surely, 2^4242556401 is an apocalyptic number.

It is an amenable number.

4242556401 is a deficient number, since it is larger than the sum of its proper divisors (1418599599).

4242556401 is a wasteful number, since it uses less digits than its factorization.

4242556401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103535.

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 4242556401 is about 65134.9092346032. The cubic root of 4242556401 is about 1618.8596863983.

The spelling of 4242556401 in words is "four billion, two hundred forty-two million, five hundred fifty-six thousand, four hundred one".