56066201 has 4 divisors (see below), whose sum is σ = 56379600. Its totient is φ = 55752804.

The previous prime is 56066189. The next prime is 56066237. The reversal of 56066201 is 10266065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10266065 = 5 ⋅2053213.

It is a cyclic number.

It is not a de Polignac number, because 56066201 - 2¹⁸ = 55804057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56066261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156431 + ... + 156788.

It is an arithmetic number, because the mean of its divisors is an integer number (14094900).

Almost surely, 2^56066201 is an apocalyptic number.

It is an amenable number.

56066201 is a deficient number, since it is larger than the sum of its proper divisors (313399).

56066201 is a wasteful number, since it uses less digits than its factorization.

56066201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313398.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 56066201 is about 7487.7367074437. The cubic root of 56066201 is about 382.7369366590.

The spelling of 56066201 in words is "fifty-six million, sixty-six thousand, two hundred one".