842597028 has 144 divisors (see below), whose sum is σ = 2759585920. Its totient is φ = 210511872.

The previous prime is 842597023. The next prime is 842597029. The reversal of 842597028 is 820795248.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (842597023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55476 + ... + 69012.

Almost surely, 2^842597028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842597028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1379792960).

842597028 is an abundant number, since it is smaller than the sum of its proper divisors (1916988892).

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

842597028 is a wasteful number, since it uses less digits than its factorization.

842597028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13586 (or 13581 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 842597028 is about 29027.5219059430. The cubic root of 842597028 is about 944.5101753109.

The spelling of 842597028 in words is "eight hundred forty-two million, five hundred ninety-seven thousand, twenty-eight".