56842241 has 2 divisors, whose sum is σ = 56842242. Its totient is φ = 56842240.

The previous prime is 56842231. The next prime is 56842267. The reversal of 56842241 is 14224865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53217025 + 3625216 = 7295^2 + 1904^2 .

It is a cyclic number.

It is not a de Polignac number, because 56842241 - 2²² = 52647937 is a prime.

It is equal to p_3385652 and since 56842241 and 3385652 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 = 56842198 and 56842207.

It is not a weakly prime, because it can be changed into another prime (56842211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28421120 + 28421121.

It is an arithmetic number, because the mean of its divisors is an integer number (28421121).

Almost surely, 2^56842241 is an apocalyptic number.

It is an amenable number.

56842241 is a deficient number, since it is larger than the sum of its proper divisors (1).

56842241 is an equidigital number, since it uses as much as digits as its factorization.

56842241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 32.

The square root of 56842241 is about 7539.3793511137. The cubic root of 56842241 is about 384.4947349544.

The spelling of 56842241 in words is "fifty-six million, eight hundred forty-two thousand, two hundred forty-one".