55236263 has 2 divisors, whose sum is σ = 55236264. Its totient is φ = 55236262.

The previous prime is 55236257. The next prime is 55236283. The reversal of 55236263 is 36263255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55236263 - 2⁶ = 55236199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55236283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27618131 + 27618132.

It is an arithmetic number, because the mean of its divisors is an integer number (27618132).

Almost surely, 2^55236263 is an apocalyptic number.

55236263 is a deficient number, since it is larger than the sum of its proper divisors (1).

55236263 is an equidigital number, since it uses as much as digits as its factorization.

55236263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 32.

The square root of 55236263 is about 7432.1102655975. The cubic root of 55236263 is about 380.8390118118.

The spelling of 55236263 in words is "fifty-five million, two hundred thirty-six thousand, two hundred sixty-three".