2861871094 has 32 divisors (see below), whose sum is σ = 4606580160. Its totient is φ = 1330137600.

The previous prime is 2861871091. The next prime is 2861871121. The reversal of 2861871094 is 4901781682.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2861871091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504514 + ... + 510154.

It is an arithmetic number, because the mean of its divisors is an integer number (143955630).

Almost surely, 2^2861871094 is an apocalyptic number.

2861871094 is a deficient number, since it is larger than the sum of its proper divisors (1744709066).

2861871094 is a wasteful number, since it uses less digits than its factorization.

2861871094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5976.

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 2861871094 is about 53496.4587052265. The cubic root of 2861871094 is about 1419.7657310414.

The spelling of 2861871094 in words is "two billion, eight hundred sixty-one million, eight hundred seventy-one thousand, ninety-four".