828842914 has 4 divisors (see below), whose sum is σ = 1243264374. Its totient is φ = 414421456.

The previous prime is 828842893. The next prime is 828842923. The reversal of 828842914 is 419248828.

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

It can be written as a sum of positive squares in only one way, i.e., 784952289 + 43890625 = 28017^2 + 6625^2 .

It is a super-2 number, since 2×828842914² = 1373961152176022792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207210727 + ... + 207210730.

Almost surely, 2^828842914 is an apocalyptic number.

828842914 is a deficient number, since it is larger than the sum of its proper divisors (414421460).

828842914 is a wasteful number, since it uses less digits than its factorization.

828842914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414421459.

The product of its digits is 294912, while the sum is 46.

The square root of 828842914 is about 28789.6320573918. The cubic root of 828842914 is about 939.3427252208.

The spelling of 828842914 in words is "eight hundred twenty-eight million, eight hundred forty-two thousand, nine hundred fourteen".