56000449 has 2 divisors, whose sum is σ = 56000450. Its totient is φ = 56000448.

The previous prime is 56000407. The next prime is 56000473. The reversal of 56000449 is 94400065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41990400 + 14010049 = 6480^2 + 3743^2 .

It is a cyclic number.

It is not a de Polignac number, because 56000449 - 2¹⁷ = 55869377 is a prime.

It is not a weakly prime, because it can be changed into another prime (56000149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28000224 + 28000225.

It is an arithmetic number, because the mean of its divisors is an integer number (28000225).

Almost surely, 2^56000449 is an apocalyptic number.

It is an amenable number.

56000449 is a deficient number, since it is larger than the sum of its proper divisors (1).

56000449 is an equidigital number, since it uses as much as digits as its factorization.

56000449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 56000449 is about 7483.3447735622. The cubic root of 56000449 is about 382.5872590590.

The spelling of 56000449 in words is "fifty-six million, four hundred forty-nine", and thus it is an aban number.