74099999 has 2 divisors, whose sum is σ = 74100000. Its totient is φ = 74099998.

The previous prime is 74099983. The next prime is 74100041. The reversal of 74099999 is 99999047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74099999 - 2⁴ = 74099983 is a prime.

It is a Chen prime.

74099999 is a modest number, since divided by 9999 gives 7409 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74099939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37049999 + 37050000.

It is an arithmetic number, because the mean of its divisors is an integer number (37050000).

Almost surely, 2^74099999 is an apocalyptic number.

74099999 is a deficient number, since it is larger than the sum of its proper divisors (1).

74099999 is an equidigital number, since it uses as much as digits as its factorization.

74099999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1653372, while the sum is 56.

The square root of 74099999 is about 8608.1356285784. The cubic root of 74099999 is about 420.0226726234.

The spelling of 74099999 in words is "seventy-four million, ninety-nine thousand, nine hundred ninety-nine".