73246389 has 4 divisors (see below), whose sum is σ = 97661856. Its totient is φ = 48830924.

The previous prime is 73246379. The next prime is 73246391. The reversal of 73246389 is 98364237.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73246389 - 2¹¹ = 73244341 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 73246389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73246339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12207729 + ... + 12207734.

It is an arithmetic number, because the mean of its divisors is an integer number (24415464).

Almost surely, 2^73246389 is an apocalyptic number.

It is an amenable number.

73246389 is a deficient number, since it is larger than the sum of its proper divisors (24415467).

73246389 is a wasteful number, since it uses less digits than its factorization.

73246389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24415466.

The product of its digits is 217728, while the sum is 42.

The square root of 73246389 is about 8558.4104248394. The cubic root of 73246389 is about 418.4035939969.

The spelling of 73246389 in words is "seventy-three million, two hundred forty-six thousand, three hundred eighty-nine".