3643139000 has 32 divisors (see below), whose sum is σ = 8524947600. Its totient is φ = 1457255200.

The previous prime is 3643138997. The next prime is 3643139023. The reversal of 3643139000 is 9313463.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1820570 + ... + 1822569.

Almost surely, 2^3643139000 is an apocalyptic number.

It is an amenable number.

3643139000 is an abundant number, since it is smaller than the sum of its proper divisors (4881808600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3643139000 is a wasteful number, since it uses less digits than its factorization.

3643139000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643160 (or 3643146 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 3643139000 is about 60358.4211191777. The cubic root of 3643139000 is about 1538.7163925875.

The spelling of 3643139000 in words is "three billion, six hundred forty-three million, one hundred thirty-nine thousand".