2870447 has 2 divisors, whose sum is σ = 2870448. Its totient is φ = 2870446.

The previous prime is 2870443. The next prime is 2870453. The reversal of 2870447 is 7440782.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2870447 - 2² = 2870443 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2870443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1435223 + 1435224.

It is an arithmetic number, because the mean of its divisors is an integer number (1435224).

2^2870447 is an apocalyptic number.

2870447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2870447 is an equidigital number, since it uses as much as digits as its factorization.

2870447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 2870447 is about 1694.2393573518. The cubic root of 2870447 is about 142.1182477318.

The spelling of 2870447 in words is "two million, eight hundred seventy thousand, four hundred forty-seven".