5656001 has 8 divisors (see below), whose sum is σ = 6206760. Its totient is φ = 5121792.

The previous prime is 5655997. The next prime is 5656003. The reversal of 5656001 is 1006565.

It can be written as a sum of positive squares in 4 ways, for example, as 15376 + 5640625 = 124^2 + 2375^2 .

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

It is not a de Polignac number, because 5656001 - 2² = 5655997 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (5656003) 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, 3416 + ... + 4793.

It is an arithmetic number, because the mean of its divisors is an integer number (775845).

Almost surely, 2^5656001 is an apocalyptic number.

It is an amenable number.

5656001 is a deficient number, since it is larger than the sum of its proper divisors (550759).

5656001 is a wasteful number, since it uses less digits than its factorization.

5656001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8275.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5656001 is about 2378.2348496311. The cubic root of 5656001 is about 178.1707846193.

The spelling of 5656001 in words is "five million, six hundred fifty-six thousand, one".