55835859 has 16 divisors (see below), whose sum is σ = 76285440. Its totient is φ = 36310560.

The previous prime is 55835839. The next prime is 55835863. The reversal of 55835859 is 95853855.

It is not a de Polignac number, because 55835859 - 2⁹ = 55835347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55835839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64572 + ... + 65430.

It is an arithmetic number, because the mean of its divisors is an integer number (4767840).

Almost surely, 2^55835859 is an apocalyptic number.

55835859 is a deficient number, since it is larger than the sum of its proper divisors (20449581).

55835859 is a wasteful number, since it uses less digits than its factorization.

55835859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370.

The product of its digits is 1080000, while the sum is 48.

The square root of 55835859 is about 7472.3395934607. The cubic root of 55835859 is about 382.2120726071.

The spelling of 55835859 in words is "fifty-five million, eight hundred thirty-five thousand, eight hundred fifty-nine".