3006861800 has 24 divisors (see below), whose sum is σ = 6990954150. Its totient is φ = 1202744640.

The previous prime is 3006861797. The next prime is 3006861821. The reversal of 3006861800 is 81686003.

It can be written as a sum of positive squares in 3 ways, for example, as 1121044324 + 1885817476 = 33482^2 + 43426^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7516955 + ... + 7517354.

Almost surely, 2^3006861800 is an apocalyptic number.

It is an amenable number.

3006861800 is an abundant number, since it is smaller than the sum of its proper divisors (3984092350).

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

3006861800 is a wasteful number, since it uses less digits than its factorization.

3006861800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15034325 (or 15034316 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 3006861800 is about 54834.8593505992. The cubic root of 3006861800 is about 1443.3483361316.

The spelling of 3006861800 in words is "three billion, six million, eight hundred sixty-one thousand, eight hundred".