673427413 has 2 divisors, whose sum is σ = 673427414. Its totient is φ = 673427412.

The previous prime is 673427369. The next prime is 673427441. The reversal of 673427413 is 314724376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371988369 + 301439044 = 19287^2 + 17362^2 .

It is a cyclic number.

It is not a de Polignac number, because 673427413 - 2¹⁷ = 673296341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673427453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336713706 + 336713707.

It is an arithmetic number, because the mean of its divisors is an integer number (336713707).

Almost surely, 2^673427413 is an apocalyptic number.

It is an amenable number.

673427413 is a deficient number, since it is larger than the sum of its proper divisors (1).

673427413 is an equidigital number, since it uses as much as digits as its factorization.

673427413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 37.

The square root of 673427413 is about 25950.4800148282. The cubic root of 673427413 is about 876.5235662244.

The spelling of 673427413 in words is "six hundred seventy-three million, four hundred twenty-seven thousand, four hundred thirteen".