74431063 has 4 divisors (see below), whose sum is σ = 85064080. Its totient is φ = 63798048.

The previous prime is 74431061. The next prime is 74431099. The reversal of 74431063 is 36013447.

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

It is a cyclic number.

It is not a de Polignac number, because 74431063 - 2¹ = 74431061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74431061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5316498 + ... + 5316511.

It is an arithmetic number, because the mean of its divisors is an integer number (21266020).

Almost surely, 2^74431063 is an apocalyptic number.

74431063 is a deficient number, since it is larger than the sum of its proper divisors (10633017).

74431063 is a wasteful number, since it uses less digits than its factorization.

74431063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10633016.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 74431063 is about 8627.3439133954. The cubic root of 74431063 is about 420.6472691658.

The spelling of 74431063 in words is "seventy-four million, four hundred thirty-one thousand, sixty-three".