55841873 has 2 divisors, whose sum is σ = 55841874. Its totient is φ = 55841872.

The previous prime is 55841839. The next prime is 55841927. The reversal of 55841873 is 37814855.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42211009 + 13630864 = 6497^2 + 3692^2 .

It is a cyclic number.

It is not a de Polignac number, because 55841873 - 2⁶ = 55841809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55841873.

It is not a weakly prime, because it can be changed into another prime (55841813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27920936 + 27920937.

It is an arithmetic number, because the mean of its divisors is an integer number (27920937).

Almost surely, 2^55841873 is an apocalyptic number.

It is an amenable number.

55841873 is a deficient number, since it is larger than the sum of its proper divisors (1).

55841873 is an equidigital number, since it uses as much as digits as its factorization.

55841873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 41.

The square root of 55841873 is about 7472.7420000961. The cubic root of 55841873 is about 382.2257946185.

The spelling of 55841873 in words is "fifty-five million, eight hundred forty-one thousand, eight hundred seventy-three".