2606971 has 4 divisors (see below), whose sum is σ = 2744200. Its totient is φ = 2469744.

The previous prime is 2606969. The next prime is 2606999. The reversal of 2606971 is 1796062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2606971 - 2¹ = 2606969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2606941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68586 + ... + 68623.

It is an arithmetic number, because the mean of its divisors is an integer number (686050).

2^2606971 is an apocalyptic number.

2606971 is a deficient number, since it is larger than the sum of its proper divisors (137229).

2606971 is a wasteful number, since it uses less digits than its factorization.

2606971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137228.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2606971 is about 1614.6117180301. The cubic root of 2606971 is about 137.6296694123.

The spelling of 2606971 in words is "two million, six hundred six thousand, nine hundred seventy-one".