2006461 has 2 divisors, whose sum is σ = 2006462. Its totient is φ = 2006460.

The previous prime is 2006447. The next prime is 2006483. The reversal of 2006461 is 1646002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1223236 + 783225 = 1106^2 + 885^2 .

It is a cyclic number.

It is not a de Polignac number, because 2006461 - 2⁵ = 2006429 is a prime.

It is a super-3 number, since 3×2006461³ = 24233348210512050543, which contains 333 as substring.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2006441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003230 + 1003231.

It is an arithmetic number, because the mean of its divisors is an integer number (1003231).

2^2006461 is an apocalyptic number.

It is an amenable number.

2006461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2006461 is an equidigital number, since it uses as much as digits as its factorization.

2006461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2006461 is about 1416.4960289390. The cubic root of 2006461 is about 126.1276316528.

The spelling of 2006461 in words is "two million, six thousand, four hundred sixty-one".