74509366 has 4 divisors (see below), whose sum is σ = 111764052. Its totient is φ = 37254682.

The previous prime is 74509363. The next prime is 74509367. The reversal of 74509366 is 66390547.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74509363) 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 as a sum of consecutive naturals, namely, 18627340 + ... + 18627343.

It is an arithmetic number, because the mean of its divisors is an integer number (27941013).

Almost surely, 2^74509366 is an apocalyptic number.

74509366 is a deficient number, since it is larger than the sum of its proper divisors (37254686).

74509366 is a wasteful number, since it uses less digits than its factorization.

74509366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37254685.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 74509366 is about 8631.8807915772. The cubic root of 74509366 is about 420.7947273106.

The spelling of 74509366 in words is "seventy-four million, five hundred nine thousand, three hundred sixty-six".