2090356637 has 2 divisors, whose sum is σ = 2090356638. Its totient is φ = 2090356636.

The previous prime is 2090356621. The next prime is 2090356657. The reversal of 2090356637 is 7366530902.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1510799161 + 579557476 = 38869^2 + 24074^2 .

It is a cyclic number.

It is not a de Polignac number, because 2090356637 - 2⁴ = 2090356621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2090356594 and 2090356603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2090356657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1045178318 + 1045178319.

It is an arithmetic number, because the mean of its divisors is an integer number (1045178319).

Almost surely, 2^2090356637 is an apocalyptic number.

It is an amenable number.

2090356637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2090356637 is an equidigital number, since it uses as much as digits as its factorization.

2090356637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 41.

The square root of 2090356637 is about 45720.4181630046. The cubic root of 2090356637 is about 1278.6159839130.

The spelling of 2090356637 in words is "two billion, ninety million, three hundred fifty-six thousand, six hundred thirty-seven".