6658038 has 40 divisors (see below), whose sum is σ = 15150168. Its totient is φ = 2185056.

The previous prime is 6658027. The next prime is 6658049. The reversal of 6658038 is 8308566.

It is an interprime number because it is at equal distance from previous prime (6658027) and next prime (6658049).

It is a junction number, because it is equal to n+sod(n) for n = 6657993 and 6658011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11545 + ... + 12107.

Almost surely, 2^6658038 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6658038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7575084).

6658038 is an abundant number, since it is smaller than the sum of its proper divisors (8492130).

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

6658038 is a wasteful number, since it uses less digits than its factorization.

6658038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 6658038 is about 2580.3174223339. The cubic root of 6658038 is about 188.1259718570.

The spelling of 6658038 in words is "six million, six hundred fifty-eight thousand, thirty-eight".