74300112 has 80 divisors (see below), whose sum is σ = 214361280. Its totient is φ = 24640128.

The previous prime is 74300069. The next prime is 74300113. The reversal of 74300112 is 21100347.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74300113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126283 + ... + 126869.

It is an arithmetic number, because the mean of its divisors is an integer number (2679516).

Almost surely, 2^74300112 is an apocalyptic number.

74300112 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74300112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107180640).

74300112 is an abundant number, since it is smaller than the sum of its proper divisors (140061168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74300112 is a wasteful number, since it uses less digits than its factorization.

74300112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 885 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 74300112 is about 8619.7512725136. The cubic root of 74300112 is about 420.4004344249.

Adding to 74300112 its reverse (21100347), we get a palindrome (95400459).

The spelling of 74300112 in words is "seventy-four million, three hundred thousand, one hundred twelve".