3658830 has 96 divisors (see below), whose sum is σ = 10834560. Its totient is φ = 786240.

The previous prime is 3658829. The next prime is 3658847. The reversal of 3658830 is 388563.

It is a junction number, because it is equal to n+sod(n) for n = 3658791 and 3658800.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 27865 + ... + 27995.

It is an arithmetic number, because the mean of its divisors is an integer number (112860).

Almost surely, 2^3658830 is an apocalyptic number.

3658830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3658830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5417280).

3658830 is an abundant number, since it is smaller than the sum of its proper divisors (7175730).

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

3658830 is a wasteful number, since it uses less digits than its factorization.

3658830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 3658830 is about 1912.8068381308. The cubic root of 3658830 is about 154.0922312527.

The spelling of 3658830 in words is "three million, six hundred fifty-eight thousand, eight hundred thirty".