3990629163 has 8 divisors (see below), whose sum is σ = 5492478976. Its totient is φ = 2574599400.

The previous prime is 3990629119. The next prime is 3990629177. The reversal of 3990629163 is 3619260993.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3990629163 - 2¹³ = 3990620971 is a prime.

It is a super-2 number, since 2×3990629163² = 31850242233172161138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3990629263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21454903 + ... + 21455088.

It is an arithmetic number, because the mean of its divisors is an integer number (686559872).

Almost surely, 2^3990629163 is an apocalyptic number.

3990629163 is a deficient number, since it is larger than the sum of its proper divisors (1501849813).

3990629163 is a wasteful number, since it uses less digits than its factorization.

3990629163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42910025.

The product of its (nonzero) digits is 472392, while the sum is 48.

The square root of 3990629163 is about 63171.4267924985. The cubic root of 3990629163 is about 1586.1604763179.

The spelling of 3990629163 in words is "three billion, nine hundred ninety million, six hundred twenty-nine thousand, one hundred sixty-three".