74364871 has 4 divisors (see below), whose sum is σ = 84988432. Its totient is φ = 63741312.

The previous prime is 74364859. The next prime is 74364887. The reversal of 74364871 is 17846347.

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 74364871 - 2⁷ = 74364743 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 (74364811) 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, 5311770 + ... + 5311783.

It is an arithmetic number, because the mean of its divisors is an integer number (21247108).

Almost surely, 2^74364871 is an apocalyptic number.

74364871 is a deficient number, since it is larger than the sum of its proper divisors (10623561).

74364871 is a wasteful number, since it uses less digits than its factorization.

74364871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10623560.

The product of its digits is 112896, while the sum is 40.

The square root of 74364871 is about 8623.5068852527. The cubic root of 74364871 is about 420.5225374530.

The spelling of 74364871 in words is "seventy-four million, three hundred sixty-four thousand, eight hundred seventy-one".