74031343 has 2 divisors, whose sum is σ = 74031344. Its totient is φ = 74031342.

The previous prime is 74031329. The next prime is 74031359. The reversal of 74031343 is 34313047.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74031343 - 2¹⁷ = 73900271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74031313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37015671 + 37015672.

It is an arithmetic number, because the mean of its divisors is an integer number (37015672).

Almost surely, 2^74031343 is an apocalyptic number.

74031343 is a deficient number, since it is larger than the sum of its proper divisors (1).

74031343 is an equidigital number, since it uses as much as digits as its factorization.

74031343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 74031343 is about 8604.1468490490. The cubic root of 74031343 is about 419.8929110951.

The spelling of 74031343 in words is "seventy-four million, thirty-one thousand, three hundred forty-three".