54246839 has 2 divisors, whose sum is σ = 54246840. Its totient is φ = 54246838.

The previous prime is 54246823. The next prime is 54246853. The reversal of 54246839 is 93864245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54246839 - 2⁴ = 54246823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54246796 and 54246805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54246859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27123419 + 27123420.

It is an arithmetic number, because the mean of its divisors is an integer number (27123420).

Almost surely, 2^54246839 is an apocalyptic number.

54246839 is a deficient number, since it is larger than the sum of its proper divisors (1).

54246839 is an equidigital number, since it uses as much as digits as its factorization.

54246839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 41.

The square root of 54246839 is about 7365.2453455401. The cubic root of 54246839 is about 378.5513612377.

The spelling of 54246839 in words is "fifty-four million, two hundred forty-six thousand, eight hundred thirty-nine".