1812734708 has 6 divisors (see below), whose sum is σ = 3172285746. Its totient is φ = 906367352.

The previous prime is 1812734683. The next prime is 1812734731. The reversal of 1812734708 is 8074372181.

It can be written as a sum of positive squares in only one way, i.e., 1534445584 + 278289124 = 39172^2 + 16682^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226591835 + ... + 226591842.

It is an arithmetic number, because the mean of its divisors is an integer number (528714291).

Almost surely, 2^1812734708 is an apocalyptic number.

It is an amenable number.

1812734708 is a deficient number, since it is larger than the sum of its proper divisors (1359551038).

1812734708 is a wasteful number, since it uses less digits than its factorization.

1812734708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453183681 (or 453183679 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 1812734708 is about 42576.2223312496. Note that the first 3 decimals coincide. The cubic root of 1812734708 is about 1219.3023665334.

The spelling of 1812734708 in words is "one billion, eight hundred twelve million, seven hundred thirty-four thousand, seven hundred eight".