3658368 has 64 divisors (see below), whose sum is σ = 11113920. Its totient is φ = 1044480.

The previous prime is 3658351. The next prime is 3658381. The reversal of 3658368 is 8638563.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2008 + ... + 3368.

It is an arithmetic number, because the mean of its divisors is an integer number (173655).

Almost surely, 2^3658368 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 3658368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5556960).

3658368 is an abundant number, since it is smaller than the sum of its proper divisors (7455552).

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

3658368 is a wasteful number, since it uses less digits than its factorization.

3658368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385 (or 1373 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 3658368 is about 1912.6860693799. The cubic root of 3658368 is about 154.0857452442.

The spelling of 3658368 in words is "three million, six hundred fifty-eight thousand, three hundred sixty-eight".