486378637 has 2 divisors, whose sum is σ = 486378638. Its totient is φ = 486378636.

The previous prime is 486378617. The next prime is 486378667. The reversal of 486378637 is 736873684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295358596 + 191020041 = 17186^2 + 13821^2 .

It is a cyclic number.

It is not a de Polignac number, because 486378637 - 2²⁷ = 352160909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486378617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243189318 + 243189319.

It is an arithmetic number, because the mean of its divisors is an integer number (243189319).

Almost surely, 2^486378637 is an apocalyptic number.

It is an amenable number.

486378637 is a deficient number, since it is larger than the sum of its proper divisors (1).

486378637 is an equidigital number, since it uses as much as digits as its factorization.

486378637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 52.

The square root of 486378637 is about 22053.9936746159. The cubic root of 486378637 is about 786.4265442034.

The spelling of 486378637 in words is "four hundred eighty-six million, three hundred seventy-eight thousand, six hundred thirty-seven".