842877044 has 12 divisors (see below), whose sum is σ = 1539166944. Its totient is φ = 403115064.

The previous prime is 842877043. The next prime is 842877089. The reversal of 842877044 is 440778248.

It is a super-2 number, since 2×842877044² = 1420883422604355872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 842876986 and 842877004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842877041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4580762 + ... + 4580945.

It is an arithmetic number, because the mean of its divisors is an integer number (128263912).

Almost surely, 2^842877044 is an apocalyptic number.

It is an amenable number.

842877044 is a deficient number, since it is larger than the sum of its proper divisors (696289900).

842877044 is a wasteful number, since it uses less digits than its factorization.

842877044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9161734 (or 9161732 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 44.

The square root of 842877044 is about 29032.3447899063. The cubic root of 842877044 is about 944.6147918161.

The spelling of 842877044 in words is "eight hundred forty-two million, eight hundred seventy-seven thousand, forty-four".