56806441 has 2 divisors, whose sum is σ = 56806442. Its totient is φ = 56806440.

The previous prime is 56806423. The next prime is 56806487. The reversal of 56806441 is 14460865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34857216 + 21949225 = 5904^2 + 4685^2 .

It is a cyclic number.

It is not a de Polignac number, because 56806441 - 2¹⁷ = 56675369 is a prime.

It is equal to p_3383647 and since 56806441 and 3383647 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 56806397 and 56806406.

It is not a weakly prime, because it can be changed into another prime (56806241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28403220 + 28403221.

It is an arithmetic number, because the mean of its divisors is an integer number (28403221).

Almost surely, 2^56806441 is an apocalyptic number.

It is an amenable number.

56806441 is a deficient number, since it is larger than the sum of its proper divisors (1).

56806441 is an equidigital number, since it uses as much as digits as its factorization.

56806441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 56806441 is about 7537.0047764347. The cubic root of 56806441 is about 384.4139980350.

It can be divided in two parts, 5680 and 6441, that added together give a palindrome (12121).

The spelling of 56806441 in words is "fifty-six million, eight hundred six thousand, four hundred forty-one".