828275555 has 4 divisors (see below), whose sum is σ = 993930672. Its totient is φ = 662620440.

The previous prime is 828275549. The next prime is 828275561. The reversal of 828275555 is 555572828.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (828275549) and next prime (828275561).

It is not a de Polignac number, because 828275555 - 2⁸ = 828275299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82827551 + ... + 82827560.

It is an arithmetic number, because the mean of its divisors is an integer number (248482668).

Almost surely, 2^828275555 is an apocalyptic number.

828275555 is a deficient number, since it is larger than the sum of its proper divisors (165655117).

828275555 is a wasteful number, since it uses less digits than its factorization.

828275555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165655116.

The product of its digits is 1120000, while the sum is 47.

The square root of 828275555 is about 28779.7768406915. The cubic root of 828275555 is about 939.1283435448.

The spelling of 828275555 in words is "eight hundred twenty-eight million, two hundred seventy-five thousand, five hundred fifty-five".