74055171 has 4 divisors (see below), whose sum is σ = 98740232. Its totient is φ = 49370112.

The previous prime is 74055139. The next prime is 74055197. The reversal of 74055171 is 17155047.

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

It is not a de Polignac number, because 74055171 - 2⁵ = 74055139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74055131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12342526 + ... + 12342531.

It is an arithmetic number, because the mean of its divisors is an integer number (24685058).

Almost surely, 2^74055171 is an apocalyptic number.

74055171 is a deficient number, since it is larger than the sum of its proper divisors (24685061).

74055171 is a wasteful number, since it uses less digits than its factorization.

74055171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24685060.

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 74055171 is about 8605.5314188027. The cubic root of 74055171 is about 419.9379556876.

The spelling of 74055171 in words is "seventy-four million, fifty-five thousand, one hundred seventy-one".