3706009129 has 9 divisors (see below), whose sum is σ = 3937932901. Its totient is φ = 3487034560.

The previous prime is 3706009121. The next prime is 3706009141. The reversal of 3706009129 is 9219006073.

The square root of 3706009129 is 60877.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1703625625 + 2002383504 = 41275^2 + 44748^2 .

It is not a de Polignac number, because 3706009129 - 2³ = 3706009121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3706009121) 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 8 ways as a sum of consecutive naturals, for example, 1033119 + ... + 1036699.

Almost surely, 2^3706009129 is an apocalyptic number.

3706009129 is the 60877-th square number.

3706009129 is the 30439-th centered octagonal number.

It is an amenable number.

3706009129 is a deficient number, since it is larger than the sum of its proper divisors (231923772).

3706009129 is an frugal number, since it uses more digits than its factorization.

3706009129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7196 (or 3598 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The cubic root of 3706009129 is about 1547.5172363744.

The spelling of 3706009129 in words is "three billion, seven hundred six million, nine thousand, one hundred twenty-nine".