74173066 has 16 divisors (see below), whose sum is σ = 121730688. Its totient is φ = 33616000.

The previous prime is 74173051. The next prime is 74173067. The reversal of 74173066 is 66037147.

It is not an unprimeable number, because it can be changed into a prime (74173067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2991 + ... + 12541.

It is an arithmetic number, because the mean of its divisors is an integer number (7608168).

Almost surely, 2^74173066 is an apocalyptic number.

74173066 is a deficient number, since it is larger than the sum of its proper divisors (47557622).

74173066 is a wasteful number, since it uses less digits than its factorization.

74173066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9917.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 74173066 is about 8612.3786493628. The cubic root of 74173066 is about 420.1606830383.

The spelling of 74173066 in words is "seventy-four million, one hundred seventy-three thousand, sixty-six".