1082799616 has 40 divisors (see below), whose sum is σ = 2167205040. Its totient is φ = 540469248.

The previous prime is 1082799611. The next prime is 1082799623. The reversal of 1082799616 is 6169972801.

It is a self number, because there is not a number n which added to its sum of digits gives 1082799616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082799611) 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, 370770 + ... + 373678.

It is an arithmetic number, because the mean of its divisors is an integer number (54180126).

Almost surely, 2^1082799616 is an apocalyptic number.

1082799616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1082799616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083602520).

1082799616 is an abundant number, since it is smaller than the sum of its proper divisors (1084405424).

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

1082799616 is an frugal number, since it uses more digits than its factorization.

1082799616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654 (or 3638 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 1082799616 is about 32905.9206830625. The cubic root of 1082799616 is about 1026.8713356694.

The spelling of 1082799616 in words is "one billion, eighty-two million, seven hundred ninety-nine thousand, six hundred sixteen".