72373323 has 32 divisors (see below), whose sum is σ = 108864000. Its totient is φ = 42387200.

The previous prime is 72373321. The next prime is 72373351. The reversal of 72373323 is 32337327.

It is a cyclic number.

It is not a de Polignac number, because 72373323 - 2¹ = 72373321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72373321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 201418 + ... + 201776.

It is an arithmetic number, because the mean of its divisors is an integer number (3402000).

Almost surely, 2^72373323 is an apocalyptic number.

72373323 is a deficient number, since it is larger than the sum of its proper divisors (36490677).

72373323 is a wasteful number, since it uses less digits than its factorization.

72373323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563.

The product of its digits is 15876, while the sum is 30.

The square root of 72373323 is about 8507.2512011813. The cubic root of 72373323 is about 416.7345468786.

The spelling of 72373323 in words is "seventy-two million, three hundred seventy-three thousand, three hundred twenty-three".