55836257 has 2 divisors, whose sum is σ = 55836258. Its totient is φ = 55836256.

The previous prime is 55836247. The next prime is 55836299. The reversal of 55836257 is 75263855.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28472896 + 27363361 = 5336^2 + 5231^2 .

It is a cyclic number.

It is not a de Polignac number, because 55836257 - 2⁴ = 55836241 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55836217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27918128 + 27918129.

It is an arithmetic number, because the mean of its divisors is an integer number (27918129).

Almost surely, 2^55836257 is an apocalyptic number.

It is an amenable number.

55836257 is a deficient number, since it is larger than the sum of its proper divisors (1).

55836257 is an equidigital number, since it uses as much as digits as its factorization.

55836257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 55836257 is about 7472.3662249652. The cubic root of 55836257 is about 382.2129807454.

The spelling of 55836257 in words is "fifty-five million, eight hundred thirty-six thousand, two hundred fifty-seven".