72673466 has 8 divisors (see below), whose sum is σ = 109064340. Its totient is φ = 36318688.

The previous prime is 72673459. The next prime is 72673481. The reversal of 72673466 is 66437627.

It can be written as a sum of positive squares in 2 ways, for example, as 60388441 + 12285025 = 7771^2 + 3505^2 .

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

It is a Curzon number.

It is an unprimeable number.

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, 3251 + ... + 12486.

Almost surely, 2^72673466 is an apocalyptic number.

72673466 is a deficient number, since it is larger than the sum of its proper divisors (36390874).

72673466 is a wasteful number, since it uses less digits than its factorization.

72673466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18048.

The product of its digits is 254016, while the sum is 41.

The square root of 72673466 is about 8524.8733714936. The cubic root of 72673466 is about 417.3098391768.

The spelling of 72673466 in words is "seventy-two million, six hundred seventy-three thousand, four hundred sixty-six".