55338823 has 2 divisors, whose sum is σ = 55338824. Its totient is φ = 55338822.

The previous prime is 55338817. The next prime is 55338841. The reversal of 55338823 is 32883355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55338823 - 2²⁵ = 21784391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55338863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27669411 + 27669412.

It is an arithmetic number, because the mean of its divisors is an integer number (27669412).

Almost surely, 2^55338823 is an apocalyptic number.

55338823 is a deficient number, since it is larger than the sum of its proper divisors (1).

55338823 is an equidigital number, since it uses as much as digits as its factorization.

55338823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 37.

The square root of 55338823 is about 7439.0068557570. The cubic root of 55338823 is about 381.0745738480.

The spelling of 55338823 in words is "fifty-five million, three hundred thirty-eight thousand, eight hundred twenty-three".