556291201 has 8 divisors (see below), whose sum is σ = 573344640. Its totient is φ = 539455248.

The previous prime is 556291163. The next prime is 556291223. The reversal of 556291201 is 102192655.

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-556291201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556291261) 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, 49171 + ... + 59416.

It is an arithmetic number, because the mean of its divisors is an integer number (71668080).

Almost surely, 2^556291201 is an apocalyptic number.

It is an amenable number.

556291201 is a deficient number, since it is larger than the sum of its proper divisors (17053439).

556291201 is a wasteful number, since it uses less digits than its factorization.

556291201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108743.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 556291201 is about 23585.8262734211. The cubic root of 556291201 is about 822.4333829387.

The spelling of 556291201 in words is "five hundred fifty-six million, two hundred ninety-one thousand, two hundred one".