2984891156 has 12 divisors (see below), whose sum is σ = 5625371892. Its totient is φ = 1377642048.

The previous prime is 2984891131. The next prime is 2984891159. The reversal of 2984891156 is 6511984892.

2984891156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1576090000 + 1408801156 = 39700^2 + 37534^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2984891098 and 2984891107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2984891159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28700825 + ... + 28700928.

It is an arithmetic number, because the mean of its divisors is an integer number (468780991).

Almost surely, 2^2984891156 is an apocalyptic number.

2984891156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2984891156 is a deficient number, since it is larger than the sum of its proper divisors (2640480736).

2984891156 is a wasteful number, since it uses less digits than its factorization.

2984891156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57401770 (or 57401768 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 53.

The square root of 2984891156 is about 54634.1574109092. The cubic root of 2984891156 is about 1439.8243027664.

The spelling of 2984891156 in words is "two billion, nine hundred eighty-four million, eight hundred ninety-one thousand, one hundred fifty-six".