74727112 has 16 divisors (see below), whose sum is σ = 144633600. Its totient is φ = 36158160.

The previous prime is 74727109. The next prime is 74727131. The reversal of 74727112 is 21172747.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 150412 + ... + 150907.

It is an arithmetic number, because the mean of its divisors is an integer number (9039600).

Almost surely, 2^74727112 is an apocalyptic number.

It is an amenable number.

74727112 is a deficient number, since it is larger than the sum of its proper divisors (69906488).

74727112 is a wasteful number, since it uses less digits than its factorization.

74727112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301356 (or 301352 counting only the distinct ones).

The product of its digits is 5488, while the sum is 31.

The square root of 74727112 is about 8644.4844843403. The cubic root of 74727112 is about 421.2042384992.

Adding to 74727112 its reverse (21172747), we get a palindrome (95899859).

The spelling of 74727112 in words is "seventy-four million, seven hundred twenty-seven thousand, one hundred twelve".