3918070340 has 24 divisors (see below), whose sum is σ = 8234849112. Its totient is φ = 1565913600.

The previous prime is 3918070339. The next prime is 3918070379. The reversal of 3918070340 is 430708193.

It can be written as a sum of positive squares in 4 ways, for example, as 61504 + 3918008836 = 248^2 + 62594^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3918070340.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57539 + ... + 105578.

It is an arithmetic number, because the mean of its divisors is an integer number (343118713).

Almost surely, 2^3918070340 is an apocalyptic number.

It is an amenable number.

3918070340 is an abundant number, since it is smaller than the sum of its proper divisors (4316778772).

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

3918070340 is a wasteful number, since it uses less digits than its factorization.

3918070340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164327 (or 164325 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 3918070340 is about 62594.4912911671. The cubic root of 3918070340 is about 1576.4882668844.

The spelling of 3918070340 in words is "three billion, nine hundred eighteen million, seventy thousand, three hundred forty".