2006458 has 8 divisors (see below), whose sum is σ = 3083220. Its totient is φ = 978720.

The previous prime is 2006447. The next prime is 2006461. The reversal of 2006458 is 8546002.

It can be written as a sum of positive squares in 2 ways, for example, as 1580049 + 426409 = 1257^2 + 653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12153 + ... + 12316.

2^2006458 is an apocalyptic number.

2006458 is a deficient number, since it is larger than the sum of its proper divisors (1076762).

2006458 is a wasteful number, since it uses less digits than its factorization.

2006458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24512.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2006458 is about 1416.4949699875. The cubic root of 2006458 is about 126.1275687921.

The spelling of 2006458 in words is "two million, six thousand, four hundred fifty-eight".