73666346 has 8 divisors (see below), whose sum is σ = 118999524. Its totient is φ = 33999840.

The previous prime is 73666337. The next prime is 73666357. The reversal of 73666346 is 64366637.

It can be written as a sum of positive squares in 2 ways, for example, as 59521225 + 14145121 = 7715^2 + 3761^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1416635 + ... + 1416686.

Almost surely, 2^73666346 is an apocalyptic number.

73666346 is a deficient number, since it is larger than the sum of its proper divisors (45333178).

73666346 is a wasteful number, since it uses less digits than its factorization.

73666346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833336.

The product of its digits is 326592, while the sum is 41.

The square root of 73666346 is about 8582.9101125434. The cubic root of 73666346 is about 419.2017073831.

The spelling of 73666346 in words is "seventy-three million, six hundred sixty-six thousand, three hundred forty-six".