2861194752 has 480 divisors, whose sum is σ = 9696566880. Its totient is φ = 836075520.

The previous prime is 2861194697. The next prime is 2861194753. The reversal of 2861194752 is 2574911682.

2861194752 is a `hidden beast` number, since 28 + 611 + 9 + 4 + 7 + 5 + 2 = 666.

Its product of digits (241920) is a multiple of the sum of its prime divisors (108).

It is a junction number, because it is equal to n+sod(n) for n = 2861194698 and 2861194707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2861194753) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46904802 + ... + 46904862.

It is an arithmetic number, because the mean of its divisors is an integer number (20201181).

Almost surely, 2^2861194752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2861194752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4848283440).

2861194752 is an abundant number, since it is smaller than the sum of its proper divisors (6835372128).

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

2861194752 is an equidigital number, since it uses as much as digits as its factorization.

2861194752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 108 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 2861194752 is about 53490.1369600041. The cubic root of 2861194752 is about 1419.6538784786.

The spelling of 2861194752 in words is "two billion, eight hundred sixty-one million, one hundred ninety-four thousand, seven hundred fifty-two".