2639093 has 2 divisors, whose sum is σ = 2639094. Its totient is φ = 2639092.

The previous prime is 2639083. The next prime is 2639107. The reversal of 2639093 is 3909362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2582449 + 56644 = 1607^2 + 238^2 .

It is a cyclic number.

It is not a de Polignac number, because 2639093 - 2¹⁸ = 2376949 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 (2639083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319546 + 1319547.

It is an arithmetic number, because the mean of its divisors is an integer number (1319547).

2^2639093 is an apocalyptic number.

It is an amenable number.

2639093 is a deficient number, since it is larger than the sum of its proper divisors (1).

2639093 is an equidigital number, since it uses as much as digits as its factorization.

2639093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 2639093 is about 1624.5285469945. The cubic root of 2639093 is about 138.1926351260.

The spelling of 2639093 in words is "two million, six hundred thirty-nine thousand, ninety-three".