2790563 has 2 divisors, whose sum is σ = 2790564. Its totient is φ = 2790562.

The previous prime is 2790547. The next prime is 2790569. The reversal of 2790563 is 3650972.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2790563 - 2⁴ = 2790547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2790569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395281 + 1395282.

It is an arithmetic number, because the mean of its divisors is an integer number (1395282).

2^2790563 is an apocalyptic number.

2790563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2790563 is an equidigital number, since it uses as much as digits as its factorization.

2790563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 2790563 is about 1670.4978299896. The cubic root of 2790563 is about 140.7874503224.

The spelling of 2790563 in words is "two million, seven hundred ninety thousand, five hundred sixty-three".