72348326 has 4 divisors (see below), whose sum is σ = 108522492. Its totient is φ = 36174162.

The previous prime is 72348319. The next prime is 72348343. The reversal of 72348326 is 62384327.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18087080 + ... + 18087083.

It is an arithmetic number, because the mean of its divisors is an integer number (27130623).

Almost surely, 2^72348326 is an apocalyptic number.

72348326 is a deficient number, since it is larger than the sum of its proper divisors (36174166).

72348326 is a wasteful number, since it uses less digits than its factorization.

72348326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36174165.

The product of its digits is 48384, while the sum is 35.

The square root of 72348326 is about 8505.7819158499. The cubic root of 72348326 is about 416.6865627477.

The spelling of 72348326 in words is "seventy-two million, three hundred forty-eight thousand, three hundred twenty-six".