73699966 has 8 divisors (see below), whose sum is σ = 110589120. Its totient is φ = 36836928.

The previous prime is 73699963. The next prime is 73699973. The reversal of 73699966 is 66999637.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73699963) 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 3 ways as a sum of consecutive naturals, for example, 3790 + ... + 12718.

It is an arithmetic number, because the mean of its divisors is an integer number (13823640).

Almost surely, 2^73699966 is an apocalyptic number.

73699966 is a deficient number, since it is larger than the sum of its proper divisors (36889154).

73699966 is a wasteful number, since it uses less digits than its factorization.

73699966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13058.

The product of its digits is 3306744, while the sum is 55.

The square root of 73699966 is about 8584.8684323058. The cubic root of 73699966 is about 419.2654697327.

The spelling of 73699966 in words is "seventy-three million, six hundred ninety-nine thousand, nine hundred sixty-six".