73746663 has 16 divisors (see below), whose sum is σ = 104299776. Its totient is φ = 46189440.

The previous prime is 73746649. The next prime is 73746679. The reversal of 73746663 is 36664737.

It is not a de Polignac number, because 73746663 - 2⁶ = 73746599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73746643) 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 in 15 ways as a sum of consecutive naturals, for example, 40470 + ... + 42252.

It is an arithmetic number, because the mean of its divisors is an integer number (6518736).

Almost surely, 2^73746663 is an apocalyptic number.

73746663 is a deficient number, since it is larger than the sum of its proper divisors (30553113).

73746663 is a wasteful number, since it uses less digits than its factorization.

73746663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614.

The product of its digits is 381024, while the sum is 42.

The square root of 73746663 is about 8587.5877288095. The cubic root of 73746663 is about 419.3540012348.

The spelling of 73746663 in words is "seventy-three million, seven hundred forty-six thousand, six hundred sixty-three".