1021079682 has 64 divisors (see below), whose sum is σ = 2625312000. Its totient is φ = 291728304.

The previous prime is 1021079659. The next prime is 1021079701. The reversal of 1021079682 is 2869701201.

It is a super-2 number, since 2×1021079682² = 2085207433986442248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13944 + ... + 47292.

It is an arithmetic number, because the mean of its divisors is an integer number (41020500).

Almost surely, 2^1021079682 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1021079682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312656000).

1021079682 is an abundant number, since it is smaller than the sum of its proper divisors (1604232318).

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

1021079682 is an frugal number, since it uses more digits than its factorization.

1021079682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33379 (or 33361 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 1021079682 is about 31954.3374520581. The cubic root of 1021079682 is about 1006.9777583087.

The spelling of 1021079682 in words is "one billion, twenty-one million, seventy-nine thousand, six hundred eighty-two".