74399763 has 16 divisors (see below), whose sum is σ = 104977280. Its totient is φ = 46738944.

The previous prime is 74399753. The next prime is 74399777. The reversal of 74399763 is 36799347.

It is not a de Polignac number, because 74399763 - 2⁹ = 74399251 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (74399753) 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 in 15 ways as a sum of consecutive naturals, for example, 7620 + ... + 14382.

It is an arithmetic number, because the mean of its divisors is an integer number (6561080).

Almost surely, 2^74399763 is an apocalyptic number.

74399763 is a deficient number, since it is larger than the sum of its proper divisors (30577517).

74399763 is a wasteful number, since it uses less digits than its factorization.

74399763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6978.

The product of its digits is 857304, while the sum is 48.

The square root of 74399763 is about 8625.5297228634. The cubic root of 74399763 is about 420.5882968989.

The spelling of 74399763 in words is "seventy-four million, three hundred ninety-nine thousand, seven hundred sixty-three".