842024 has 8 divisors (see below), whose sum is σ = 1578810. Its totient is φ = 421008.

The previous prime is 842021. The next prime is 842041. The reversal of 842024 is 420248.

It can be written as a sum of positive squares in only one way, i.e., 828100 + 13924 = 910^2 + 118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 841987 and 842005.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 842024.

It is not an unprimeable number, because it can be changed into a prime (842021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52619 + ... + 52634.

2⁸⁴²⁰²⁴ is an apocalyptic number.

It is an amenable number.

842024 is a deficient number, since it is larger than the sum of its proper divisors (736786).

842024 is a wasteful number, since it uses less digits than its factorization.

842024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105259 (or 105255 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 842024 is about 917.6186571774. The cubic root of 842024 is about 94.4296014608.

The spelling of 842024 in words is "eight hundred forty-two thousand, twenty-four".