673373401 has 2 divisors, whose sum is σ = 673373402. Its totient is φ = 673373400.

The previous prime is 673373353. The next prime is 673373419. The reversal of 673373401 is 104373376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 637613001 + 35760400 = 25251^2 + 5980^2 .

It is a cyclic number.

It is not a de Polignac number, because 673373401 - 2¹¹ = 673371353 is a prime.

It is not a weakly prime, because it can be changed into another prime (673373501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336686700 + 336686701.

It is an arithmetic number, because the mean of its divisors is an integer number (336686701).

Almost surely, 2^673373401 is an apocalyptic number.

It is an amenable number.

673373401 is a deficient number, since it is larger than the sum of its proper divisors (1).

673373401 is an equidigital number, since it uses as much as digits as its factorization.

673373401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 673373401 is about 25949.4393195691. The cubic root of 673373401 is about 876.5001318469.

The spelling of 673373401 in words is "six hundred seventy-three million, three hundred seventy-three thousand, four hundred one".