2490598637 has 2 divisors, whose sum is σ = 2490598638. Its totient is φ = 2490598636.

The previous prime is 2490598633. The next prime is 2490598673. The reversal of 2490598637 is 7368950942.

It is a happy number.

2490598637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (2490598673) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1305449161 + 1185149476 = 36131^2 + 34426^2 .

It is a cyclic number.

It is not a de Polignac number, because 2490598637 - 2² = 2490598633 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2490598633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1245299318 + 1245299319.

It is an arithmetic number, because the mean of its divisors is an integer number (1245299319).

Almost surely, 2^2490598637 is an apocalyptic number.

It is an amenable number.

2490598637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2490598637 is an equidigital number, since it uses as much as digits as its factorization.

2490598637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The square root of 2490598637 is about 49905.8978177930. The cubic root of 2490598637 is about 1355.5053895588.

The spelling of 2490598637 in words is "two billion, four hundred ninety million, five hundred ninety-eight thousand, six hundred thirty-seven".