2082823440 has 80 divisors (see below), whose sum is σ = 6462282816. Its totient is φ = 554944000.

The previous prime is 2082823433. The next prime is 2082823451. The reversal of 2082823440 is 443282802.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345250 + ... + 351230.

Almost surely, 2^2082823440 is an apocalyptic number.

2082823440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2082823440 is an abundant number, since it is smaller than the sum of its proper divisors (4379459376).

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

2082823440 is a wasteful number, since it uses less digits than its factorization.

2082823440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448 (or 7442 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

The square root of 2082823440 is about 45637.9605153429. The cubic root of 2082823440 is about 1277.0781825352.

The spelling of 2082823440 in words is "two billion, eighty-two million, eight hundred twenty-three thousand, four hundred forty".