53855833 has 2 divisors, whose sum is σ = 53855834. Its totient is φ = 53855832.

The previous prime is 53855819. The next prime is 53855887. The reversal of 53855833 is 33855835.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53772889 + 82944 = 7333^2 + 288^2 .

It is a cyclic number.

It is not a de Polignac number, because 53855833 - 2¹³ = 53847641 is a prime.

It is not a weakly prime, because it can be changed into another prime (53825833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26927916 + 26927917.

It is an arithmetic number, because the mean of its divisors is an integer number (26927917).

Almost surely, 2^53855833 is an apocalyptic number.

It is an amenable number.

53855833 is a deficient number, since it is larger than the sum of its proper divisors (1).

53855833 is an equidigital number, since it uses as much as digits as its factorization.

53855833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 40.

The square root of 53855833 is about 7338.6533505814. The cubic root of 53855833 is about 377.6396465937.

The spelling of 53855833 in words is "fifty-three million, eight hundred fifty-five thousand, eight hundred thirty-three".