74201899 has 2 divisors, whose sum is σ = 74201900. Its totient is φ = 74201898.

The previous prime is 74201893. The next prime is 74201927. The reversal of 74201899 is 99810247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74201899 - 2⁵ = 74201867 is a prime.

It is not a weakly prime, because it can be changed into another prime (74201893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37100949 + 37100950.

It is an arithmetic number, because the mean of its divisors is an integer number (37100950).

Almost surely, 2^74201899 is an apocalyptic number.

74201899 is a deficient number, since it is larger than the sum of its proper divisors (1).

74201899 is an equidigital number, since it uses as much as digits as its factorization.

74201899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 74201899 is about 8614.0524145143. The cubic root of 74201899 is about 420.2151184474.

The spelling of 74201899 in words is "seventy-four million, two hundred one thousand, eight hundred ninety-nine".