74843485 has 4 divisors (see below), whose sum is σ = 89812188. Its totient is φ = 59874784.

The previous prime is 74843477. The next prime is 74843539. The reversal of 74843485 is 58434847.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10169721 + 64673764 = 3189^2 + 8042^2 .

It is a cyclic number.

It is not a de Polignac number, because 74843485 - 2³ = 74843477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7484344 + ... + 7484353.

It is an arithmetic number, because the mean of its divisors is an integer number (22453047).

Almost surely, 2^74843485 is an apocalyptic number.

It is an amenable number.

74843485 is a deficient number, since it is larger than the sum of its proper divisors (14968703).

74843485 is a wasteful number, since it uses less digits than its factorization.

74843485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14968702.

The product of its digits is 430080, while the sum is 43.

The square root of 74843485 is about 8651.2129207412. The cubic root of 74843485 is about 421.4227730971.

The spelling of 74843485 in words is "seventy-four million, eight hundred forty-three thousand, four hundred eighty-five".