74404199 has 2 divisors, whose sum is σ = 74404200. Its totient is φ = 74404198.

The previous prime is 74404157. The next prime is 74404219. The reversal of 74404199 is 99140447.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74404199 - 2¹² = 74400103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74404129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37202099 + 37202100.

It is an arithmetic number, because the mean of its divisors is an integer number (37202100).

Almost surely, 2^74404199 is an apocalyptic number.

74404199 is a deficient number, since it is larger than the sum of its proper divisors (1).

74404199 is an equidigital number, since it uses as much as digits as its factorization.

74404199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 74404199 is about 8625.7868626578. The cubic root of 74404199 is about 420.5966557634.

It can be divided in two parts, 7440 and 4199, that multiplied together give a triangular number (31240560 = T₇₉₀₄).

The spelling of 74404199 in words is "seventy-four million, four hundred four thousand, one hundred ninety-nine".