3702130861 has 32 divisors (see below), whose sum is σ = 4426845696. Its totient is φ = 3051840000.

The previous prime is 3702130849. The next prime is 3702130889. The reversal of 3702130861 is 1680312073.

It is a de Polignac number, because none of the positive numbers 2^k-3702130861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3702130801) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1977756 + ... + 1979626.

It is an arithmetic number, because the mean of its divisors is an integer number (138338928).

Almost surely, 2^3702130861 is an apocalyptic number.

It is an amenable number.

3702130861 is a deficient number, since it is larger than the sum of its proper divisors (724714835).

3702130861 is a wasteful number, since it uses less digits than its factorization.

3702130861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2133.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 3702130861 is about 60845.1383513917. The cubic root of 3702130861 is about 1546.9772321869.

The spelling of 3702130861 in words is "three billion, seven hundred two million, one hundred thirty thousand, eight hundred sixty-one".