566406401 has 8 divisors (see below), whose sum is σ = 623568000. Its totient is φ = 510189840.

The previous prime is 566406367. The next prime is 566406433. The reversal of 566406401 is 104604665.

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

It is a cyclic number.

It is not a de Polignac number, because 566406401 - 2²⁶ = 499297537 is a prime.

It is a super-2 number, since 2×566406401² = 641632422187545602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (566403401) 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, 235001 + ... + 237398.

It is an arithmetic number, because the mean of its divisors is an integer number (77946000).

Almost surely, 2^566406401 is an apocalyptic number.

It is an amenable number.

566406401 is a deficient number, since it is larger than the sum of its proper divisors (57161599).

566406401 is a wasteful number, since it uses less digits than its factorization.

566406401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472519.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 566406401 is about 23799.2941281879. The cubic root of 566406401 is about 827.3883170286.

The spelling of 566406401 in words is "five hundred sixty-six million, four hundred six thousand, four hundred one".