74141839 has 2 divisors, whose sum is σ = 74141840. Its totient is φ = 74141838.

The previous prime is 74141833. The next prime is 74141867. The reversal of 74141839 is 93814147.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74141839 - 2³ = 74141831 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 74141798 and 74141807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74141831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37070919 + 37070920.

It is an arithmetic number, because the mean of its divisors is an integer number (37070920).

Almost surely, 2^74141839 is an apocalyptic number.

74141839 is a deficient number, since it is larger than the sum of its proper divisors (1).

74141839 is an equidigital number, since it uses as much as digits as its factorization.

74141839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 74141839 is about 8610.5655447247. The cubic root of 74141839 is about 420.1017119498.

The spelling of 74141839 in words is "seventy-four million, one hundred forty-one thousand, eight hundred thirty-nine".