2505707 has 2 divisors, whose sum is σ = 2505708. Its totient is φ = 2505706.

The previous prime is 2505691. The next prime is 2505743. The reversal of 2505707 is 7075052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2505707 - 2⁴ = 2505691 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2505007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252853 + 1252854.

It is an arithmetic number, because the mean of its divisors is an integer number (1252854).

2^2505707 is an apocalyptic number.

2505707 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505707 is an equidigital number, since it uses as much as digits as its factorization.

2505707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2450, while the sum is 26.

The square root of 2505707 is about 1582.9425131697. The cubic root of 2505707 is about 135.8240768865.

The spelling of 2505707 in words is "two million, five hundred five thousand, seven hundred seven".