2670817 has 2 divisors, whose sum is σ = 2670818. Its totient is φ = 2670816.

The previous prime is 2670809. The next prime is 2670881. The reversal of 2670817 is 7180762.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1731856 + 938961 = 1316^2 + 969^2 .

It is a cyclic number.

It is not a de Polignac number, because 2670817 - 2³ = 2670809 is a prime.

It is not a weakly prime, because it can be changed into another prime (2677817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335408 + 1335409.

It is an arithmetic number, because the mean of its divisors is an integer number (1335409).

2^2670817 is an apocalyptic number.

It is an amenable number.

2670817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670817 is an equidigital number, since it uses as much as digits as its factorization.

2670817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 2670817 is about 1634.2634426554. The cubic root of 2670817 is about 138.7441595897.

The spelling of 2670817 in words is "two million, six hundred seventy thousand, eight hundred seventeen".