2183206380 has 48 divisors (see below), whose sum is σ = 6121056480. Its totient is φ = 581419008.

The previous prime is 2183206379. The next prime is 2183206387. The reversal of 2183206380 is 836023812.

It is not an unprimeable number, because it can be changed into a prime (2183206387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22482 + ... + 69798.

It is an arithmetic number, because the mean of its divisors is an integer number (127522010).

Almost surely, 2^2183206380 is an apocalyptic number.

2183206380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2183206380 is an abundant number, since it is smaller than the sum of its proper divisors (3937850100).

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

2183206380 is a wasteful number, since it uses less digits than its factorization.

2183206380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48098 (or 48096 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 2183206380 is about 46724.7940605413. The cubic root of 2183206380 is about 1297.2736512134.

The spelling of 2183206380 in words is "two billion, one hundred eighty-three million, two hundred six thousand, three hundred eighty".