55834643 has 2 divisors, whose sum is σ = 55834644. Its totient is φ = 55834642.

The previous prime is 55834631. The next prime is 55834663. The reversal of 55834643 is 34643855.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55834643 - 2¹⁸ = 55572499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55834597 and 55834606.

It is not a weakly prime, because it can be changed into another prime (55834663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27917321 + 27917322.

It is an arithmetic number, because the mean of its divisors is an integer number (27917322).

Almost surely, 2^55834643 is an apocalyptic number.

55834643 is a deficient number, since it is larger than the sum of its proper divisors (1).

55834643 is an equidigital number, since it uses as much as digits as its factorization.

55834643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 38.

The square root of 55834643 is about 7472.2582262660. The cubic root of 55834643 is about 382.2092979669.

The spelling of 55834643 in words is "fifty-five million, eight hundred thirty-four thousand, six hundred forty-three".