2007706408 has 16 divisors (see below), whose sum is σ = 3765316500. Its totient is φ = 1003622016.

The previous prime is 2007706403. The next prime is 2007706429. The reversal of 2007706408 is 8046077002.

It can be written as a sum of positive squares in 2 ways, for example, as 2007219204 + 487204 = 44802^2 + 698^2 .

It is not an unprimeable number, because it can be changed into a prime (2007706403) by changing a digit.

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, 11298 + ... + 64366.

Almost surely, 2^2007706408 is an apocalyptic number.

It is an amenable number.

2007706408 is a deficient number, since it is larger than the sum of its proper divisors (1757610092).

2007706408 is a wasteful number, since it uses less digits than its factorization.

2007706408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57804 (or 57800 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 2007706408 is about 44807.4369720028. The cubic root of 2007706408 is about 1261.5372201341.

The spelling of 2007706408 in words is "two billion, seven million, seven hundred six thousand, four hundred eight".