1020057822 has 96 divisors (see below), whose sum is σ = 2600252928. Its totient is φ = 282979008.

The previous prime is 1020057809. The next prime is 1020057853. The reversal of 1020057822 is 2287500201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 687093 + ... + 688575.

It is an arithmetic number, because the mean of its divisors is an integer number (27085968).

Almost surely, 2^1020057822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020057822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1300126464).

1020057822 is an abundant number, since it is smaller than the sum of its proper divisors (1580195106).

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

1020057822 is a wasteful number, since it uses less digits than its factorization.

1020057822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654 (or 1651 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 1020057822 is about 31938.3440710379. The cubic root of 1020057822 is about 1006.6417304224.

The spelling of 1020057822 in words is "one billion, twenty million, fifty-seven thousand, eight hundred twenty-two".