3581358812 has 12 divisors (see below), whose sum is σ = 6276864216. Its totient is φ = 1787969040.

The previous prime is 3581358763. The next prime is 3581358829. The reversal of 3581358812 is 2188531853.

It is a super-2 number, since 2×3581358812² = 25652261880580102688, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 674618 + ... + 679905.

It is an arithmetic number, because the mean of its divisors is an integer number (523072018).

Almost surely, 2^3581358812 is an apocalyptic number.

It is an amenable number.

3581358812 is a deficient number, since it is larger than the sum of its proper divisors (2695505404).

3581358812 is a wasteful number, since it uses less digits than its factorization.

3581358812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355188 (or 1355186 counting only the distinct ones).

The product of its digits is 230400, while the sum is 44.

The square root of 3581358812 is about 59844.4551483260. The cubic root of 3581358812 is about 1529.9689304070.

The spelling of 3581358812 in words is "three billion, five hundred eighty-one million, three hundred fifty-eight thousand, eight hundred twelve".