2381746916 has 12 divisors (see below), whose sum is σ = 4311783420. Its totient is φ = 1149808800.

The previous prime is 2381746907. The next prime is 2381746921. The reversal of 2381746916 is 6196471832.

It can be written as a sum of positive squares in 2 ways, for example, as 1275918400 + 1105828516 = 35720^2 + 33254^2 .

It is a super-2 number, since 2×2381746916² = 11345436743751022112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10266035 + ... + 10266266.

It is an arithmetic number, because the mean of its divisors is an integer number (359315285).

Almost surely, 2^2381746916 is an apocalyptic number.

It is an amenable number.

2381746916 is a deficient number, since it is larger than the sum of its proper divisors (1930036504).

2381746916 is a wasteful number, since it uses less digits than its factorization.

2381746916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20532334 (or 20532332 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 2381746916 is about 48803.1445298354. The cubic root of 2381746916 is about 1335.4630321151.

The spelling of 2381746916 in words is "two billion, three hundred eighty-one million, seven hundred forty-six thousand, nine hundred sixteen".