3658044 has 48 divisors (see below), whose sum is σ = 9313920. Its totient is φ = 1110720.

The previous prime is 3658021. The next prime is 3658049. The reversal of 3658044 is 4408563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3658049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20347 + ... + 20525.

It is an arithmetic number, because the mean of its divisors is an integer number (194040).

Almost surely, 2^3658044 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 3658044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4656960).

3658044 is an abundant number, since it is smaller than the sum of its proper divisors (5655876).

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

3658044 is a wasteful number, since it uses less digits than its factorization.

3658044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 3658044 is about 1912.6013698625. The cubic root of 3658044 is about 154.0811962891.

The spelling of 3658044 in words is "three million, six hundred fifty-eight thousand, forty-four".