828381835 has 8 divisors (see below), whose sum is σ = 1018303776. Its totient is φ = 646541760.

The previous prime is 828381809. The next prime is 828381847. The reversal of 828381835 is 538183828.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 828381835 - 2⁵ = 828381803 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020239 + ... + 2020648.

It is an arithmetic number, because the mean of its divisors is an integer number (127287972).

Almost surely, 2^828381835 is an apocalyptic number.

828381835 is a deficient number, since it is larger than the sum of its proper divisors (189921941).

828381835 is a wasteful number, since it uses less digits than its factorization.

828381835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4040933.

The product of its digits is 368640, while the sum is 46.

The square root of 828381835 is about 28781.6232169070. The cubic root of 828381835 is about 939.1685098442.

The spelling of 828381835 in words is "eight hundred twenty-eight million, three hundred eighty-one thousand, eight hundred thirty-five".