1882084690 has 16 divisors (see below), whose sum is σ = 3391369560. Its totient is φ = 752030080.

The previous prime is 1882084669. The next prime is 1882084697. The reversal of 1882084690 is 964802881.

It is a Cunningham number, because it is equal to 43383²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1167110569 + 714974121 = 34163^2 + 26739^2 .

It is a super-2 number, since 2×1882084690² = 7084485560664792200, which contains 22 as substring.

1882084690 is a modest number, since divided by 84690 gives 18820 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 1882084690.

It is not an unprimeable number, because it can be changed into a prime (1882084697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90595 + ... + 109414.

Almost surely, 2^1882084690 is an apocalyptic number.

1882084690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1882084690 is a deficient number, since it is larger than the sum of its proper divisors (1509284870).

1882084690 is a wasteful number, since it uses less digits than its factorization.

1882084690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200957.

The product of its (nonzero) digits is 221184, while the sum is 46.

The square root of 1882084690 is about 43383.0000115253. Note that the first 4 decimals coincide. The cubic root of 1882084690 is about 1234.6571827359.

The spelling of 1882084690 in words is "one billion, eight hundred eighty-two million, eighty-four thousand, six hundred ninety".