2505673 has 2 divisors, whose sum is σ = 2505674. Its totient is φ = 2505672.

The previous prime is 2505641. The next prime is 2505683. The reversal of 2505673 is 3765052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2039184 + 466489 = 1428^2 + 683^2 .

It is a cyclic number.

It is not a de Polignac number, because 2505673 - 2⁵ = 2505641 is a prime.

It is not a weakly prime, because it can be changed into another prime (2505623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252836 + 1252837.

It is an arithmetic number, because the mean of its divisors is an integer number (1252837).

2^2505673 is an apocalyptic number.

It is an amenable number.

2505673 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505673 is an equidigital number, since it uses as much as digits as its factorization.

2505673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 2505673 is about 1582.9317736403. The cubic root of 2505673 is about 135.8234625503.

The spelling of 2505673 in words is "two million, five hundred five thousand, six hundred seventy-three".