74335136 has 12 divisors (see below), whose sum is σ = 146347362. Its totient is φ = 37167552.

The previous prime is 74335133. The next prime is 74335139. The reversal of 74335136 is 63153347.

It is an interprime number because it is at equal distance from previous prime (74335133) and next prime (74335139).

It can be written as a sum of positive squares in only one way, i.e., 72250000 + 2085136 = 8500^2 + 1444^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 2322973 = 74335136 / (7 + 4 + 3 + 3 + 5 + 1 + 3 + 6).

It is not an unprimeable number, because it can be changed into a prime (74335133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161455 + ... + 1161518.

Almost surely, 2^74335136 is an apocalyptic number.

It is an amenable number.

74335136 is a deficient number, since it is larger than the sum of its proper divisors (72012226).

74335136 is a wasteful number, since it uses less digits than its factorization.

74335136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322983 (or 2322975 counting only the distinct ones).

The product of its digits is 22680, while the sum is 32.

The square root of 74335136 is about 8621.7826462977. The cubic root of 74335136 is about 420.4664809464.

The spelling of 74335136 in words is "seventy-four million, three hundred thirty-five thousand, one hundred thirty-six".