74368999 has 4 divisors (see below), whose sum is σ = 78743664. Its totient is φ = 69994336.

The previous prime is 74368997. The next prime is 74369011. The reversal of 74368999 is 99986347.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74368999 - 2¹ = 74368997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74368991) 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 in 3 ways as a sum of consecutive naturals, for example, 2187307 + ... + 2187340.

It is an arithmetic number, because the mean of its divisors is an integer number (19685916).

Almost surely, 2^74368999 is an apocalyptic number.

74368999 is a deficient number, since it is larger than the sum of its proper divisors (4374665).

74368999 is a wasteful number, since it uses less digits than its factorization.

74368999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4374664.

The product of its digits is 2939328, while the sum is 55.

The square root of 74368999 is about 8623.7462277133. The cubic root of 74368999 is about 420.5303183891.

The spelling of 74368999 in words is "seventy-four million, three hundred sixty-eight thousand, nine hundred ninety-nine".