3651631346 has 16 divisors (see below), whose sum is σ = 5990021280. Its totient is φ = 1655770080.

The previous prime is 3651631327. The next prime is 3651631369. The reversal of 3651631346 is 6431361563.

It is a super-2 number, since 2×3651631346² = 26668822974179543432, which contains 22 as substring.

It is an unprimeable number.

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, 193916 + ... + 211911.

It is an arithmetic number, because the mean of its divisors is an integer number (374376330).

Almost surely, 2^3651631346 is an apocalyptic number.

3651631346 is a deficient number, since it is larger than the sum of its proper divisors (2338389934).

3651631346 is a wasteful number, since it uses less digits than its factorization.

3651631346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406249.

The product of its digits is 116640, while the sum is 38.

The square root of 3651631346 is about 60428.7294753083. The cubic root of 3651631346 is about 1539.9110740241.

The spelling of 3651631346 in words is "three billion, six hundred fifty-one million, six hundred thirty-one thousand, three hundred forty-six".