74850043 has 2 divisors, whose sum is σ = 74850044. Its totient is φ = 74850042.

The previous prime is 74850037. The next prime is 74850047. The reversal of 74850043 is 34005847.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74850043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74849987 and 74850014.

It is not a weakly prime, because it can be changed into another prime (74850047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37425021 + 37425022.

It is an arithmetic number, because the mean of its divisors is an integer number (37425022).

Almost surely, 2^74850043 is an apocalyptic number.

74850043 is a deficient number, since it is larger than the sum of its proper divisors (1).

74850043 is an equidigital number, since it uses as much as digits as its factorization.

74850043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 74850043 is about 8651.5919344361. The cubic root of 74850043 is about 421.4350814934.

The spelling of 74850043 in words is "seventy-four million, eight hundred fifty thousand, forty-three".