673323331 has 2 divisors, whose sum is σ = 673323332. Its totient is φ = 673323330.

The previous prime is 673323271. The next prime is 673323377. The reversal of 673323331 is 133323376.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 673323331 - 2¹¹ = 673321283 is a prime.

It is a super-2 number, since 2×673323331² = 906728616137871122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 673323293 and 673323302.

It is not a weakly prime, because it can be changed into another prime (673323631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336661665 + 336661666.

It is an arithmetic number, because the mean of its divisors is an integer number (336661666).

Almost surely, 2^673323331 is an apocalyptic number.

673323331 is a deficient number, since it is larger than the sum of its proper divisors (1).

673323331 is an equidigital number, since it uses as much as digits as its factorization.

673323331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 31.

The square root of 673323331 is about 25948.4745409051. The cubic root of 673323331 is about 876.4784066796.

The spelling of 673323331 in words is "six hundred seventy-three million, three hundred twenty-three thousand, three hundred thirty-one".