2658006 has 48 divisors (see below), whose sum is σ = 6390384. Its totient is φ = 793152.

The previous prime is 2657999. The next prime is 2658013. The reversal of 2658006 is 6008562.

2658006 is a `hidden beast` number, since 2 + 658 + 0 + 0 + 6 = 666.

2658006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2657999) and next prime (2658013).

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8505 + ... + 8811.

It is an arithmetic number, because the mean of its divisors is an integer number (133133).

2^2658006 is an apocalyptic number.

2658006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2658006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3195192).

2658006 is an abundant number, since it is smaller than the sum of its proper divisors (3732378).

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

2658006 is a wasteful number, since it uses less digits than its factorization.

2658006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 362 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 2658006 is about 1630.3392285043. The cubic root of 2658006 is about 138.5219677823.

The spelling of 2658006 in words is "two million, six hundred fifty-eight thousand, six".