3649459100 has 72 divisors (see below), whose sum is σ = 9060982560. Its totient is φ = 1249816320.

The previous prime is 3649459087. The next prime is 3649459109. The reversal of 3649459100 is 19549463.

3649459100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649459109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 745862 + ... + 750738.

It is an arithmetic number, because the mean of its divisors is an integer number (125846980).

Almost surely, 2^3649459100 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 3649459100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4530491280).

3649459100 is an abundant number, since it is smaller than the sum of its proper divisors (5411523460).

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

3649459100 is a wasteful number, since it uses less digits than its factorization.

3649459100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5967 (or 5960 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 3649459100 is about 60410.7531818632. The cubic root of 3649459100 is about 1539.6056644809.

The spelling of 3649459100 in words is "three billion, six hundred forty-nine million, four hundred fifty-nine thousand, one hundred".