743446331 has 2 divisors, whose sum is σ = 743446332. Its totient is φ = 743446330.

The previous prime is 743446313. The next prime is 743446343. The reversal of 743446331 is 133644347.

Together with previous prime (743446313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 743446331 - 2⁶ = 743446267 is a prime.

It is a super-2 number, since 2×743446331² = 1105424894154723122, 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 = 743446291 and 743446300.

It is not a weakly prime, because it can be changed into another prime (743446391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371723165 + 371723166.

It is an arithmetic number, because the mean of its divisors is an integer number (371723166).

Almost surely, 2^743446331 is an apocalyptic number.

743446331 is a deficient number, since it is larger than the sum of its proper divisors (1).

743446331 is an equidigital number, since it uses as much as digits as its factorization.

743446331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 35.

The square root of 743446331 is about 27266.2122598648. The cubic root of 743446331 is about 905.9061489590.

The spelling of 743446331 in words is "seven hundred forty-three million, four hundred forty-six thousand, three hundred thirty-one".