74162986 has 8 divisors (see below), whose sum is σ = 111294144. Its totient is φ = 37064940.

The previous prime is 74162983. The next prime is 74162989. The reversal of 74162986 is 68926147.

It is an interprime number because it is at equal distance from previous prime (74162983) and next prime (74162989).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (74162981) 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 3 ways as a sum of consecutive naturals, for example, 1600 + ... + 12283.

It is an arithmetic number, because the mean of its divisors is an integer number (13911768).

Almost surely, 2^74162986 is an apocalyptic number.

74162986 is a deficient number, since it is larger than the sum of its proper divisors (37131158).

74162986 is a wasteful number, since it uses less digits than its factorization.

74162986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16556.

The product of its digits is 145152, while the sum is 43.

The square root of 74162986 is about 8611.7934252977. The cubic root of 74162986 is about 420.1416491231.

The spelling of 74162986 in words is "seventy-four million, one hundred sixty-two thousand, nine hundred eighty-six".