3649334000 has 160 divisors (see below), whose sum is σ = 9607468416. Its totient is φ = 1332633600.

The previous prime is 3649333997. The next prime is 3649334057. The reversal of 3649334000 is 4339463.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2521277 + ... + 2522723.

Almost surely, 2^3649334000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3649334000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4803734208).

3649334000 is an abundant number, since it is smaller than the sum of its proper divisors (5958134416).

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

3649334000 is a wasteful number, since it uses less digits than its factorization.

3649334000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580 (or 1564 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 3649334000 is about 60409.7177613006. The cubic root of 3649334000 is about 1539.5880722055.

The spelling of 3649334000 in words is "three billion, six hundred forty-nine million, three hundred thirty-four thousand".