827138346 has 32 divisors (see below), whose sum is σ = 1723377600. Its totient is φ = 264424320.

The previous prime is 827138327. The next prime is 827138359. The reversal of 827138346 is 643831728.

It is a junction number, because it is equal to n+sod(n) for n = 827138298 and 827138307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13981 + ... + 43008.

It is an arithmetic number, because the mean of its divisors is an integer number (53855550).

Almost surely, 2^827138346 is an apocalyptic number.

827138346 is an abundant number, since it is smaller than the sum of its proper divisors (896239254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

827138346 is a wasteful number, since it uses less digits than its factorization.

827138346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57094.

The product of its digits is 193536, while the sum is 42.

The square root of 827138346 is about 28760.0129693990. The cubic root of 827138346 is about 938.6983439927.

The spelling of 827138346 in words is "eight hundred twenty-seven million, one hundred thirty-eight thousand, three hundred forty-six".