855058 has 4 divisors (see below), whose sum is σ = 1282590. Its totient is φ = 427528.

The previous prime is 855031. The next prime is 855059. The reversal of 855058 is 850558.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 850558 = 2 ⋅425279.

It can be written as a sum of positive squares in only one way, i.e., 727609 + 127449 = 853^2 + 357^2 .

It is a super-2 number, since 2×855058² = 1462248366728, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (855059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213763 + ... + 213766.

2⁸⁵⁵⁰⁵⁸ is an apocalyptic number.

855058 is a deficient number, since it is larger than the sum of its proper divisors (427532).

855058 is a wasteful number, since it uses less digits than its factorization.

855058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427531.

The product of its (nonzero) digits is 8000, while the sum is 31.

The square root of 855058 is about 924.6934627216. The cubic root of 855058 is about 94.9143456946.

The spelling of 855058 in words is "eight hundred fifty-five thousand, fifty-eight".