2182861630 has 32 divisors (see below), whose sum is σ = 3994764480. Its totient is φ = 858627840.

The previous prime is 2182861627. The next prime is 2182861661. The reversal of 2182861630 is 361682812.

It is a happy number.

2182861630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2182861630.

It is a congruent number.

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, 286632 + ... + 294148.

It is an arithmetic number, because the mean of its divisors is an integer number (124836390).

Almost surely, 2^2182861630 is an apocalyptic number.

2182861630 is a deficient number, since it is larger than the sum of its proper divisors (1811902850).

2182861630 is a wasteful number, since it uses less digits than its factorization.

2182861630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8004.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 2182861630 is about 46721.1047600546. The cubic root of 2182861630 is about 1297.2053634817.

The spelling of 2182861630 in words is "two billion, one hundred eighty-two million, eight hundred sixty-one thousand, six hundred thirty".