74299999 has 2 divisors, whose sum is σ = 74300000. Its totient is φ = 74299998.

The previous prime is 74299993. The next prime is 74300021. The reversal of 74299999 is 99999247.

It is a weak prime.

It is an emirp because it is prime and its reverse (99999247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74299999 - 2⁷ = 74299871 is a prime.

74299999 is a modest number, since divided by 9999 gives 7429 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74299993) 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, 37149999 + 37150000.

It is an arithmetic number, because the mean of its divisors is an integer number (37150000).

Almost surely, 2^74299999 is an apocalyptic number.

74299999 is a deficient number, since it is larger than the sum of its proper divisors (1).

74299999 is an equidigital number, since it uses as much as digits as its factorization.

74299999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3306744, while the sum is 58.

The square root of 74299999 is about 8619.7447177976. The cubic root of 74299999 is about 420.4002213015.

The spelling of 74299999 in words is "seventy-four million, two hundred ninety-nine thousand, nine hundred ninety-nine".