673100361 has 10 divisors (see below), whose sum is σ = 1005495722. Its totient is φ = 448733520.

The previous prime is 673100357. The next prime is 673100383. The reversal of 673100361 is 163001376.

It can be written as a sum of positive squares in only one way, i.e., 377913600 + 295186761 = 19440^2 + 17181^2 .

It is not a de Polignac number, because 673100361 - 2² = 673100357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673100161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4154860 + ... + 4155021.

Almost surely, 2^673100361 is an apocalyptic number.

It is an amenable number.

673100361 is a deficient number, since it is larger than the sum of its proper divisors (332395361).

673100361 is an equidigital number, since it uses as much as digits as its factorization.

673100361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8309893 (or 8309884 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 673100361 is about 25944.1777861624. The cubic root of 673100361 is about 876.3816478332.

The spelling of 673100361 in words is "six hundred seventy-three million, one hundred thousand, three hundred sixty-one".