73268748 has 144 divisors (see below), whose sum is σ = 223082496. Its totient is φ = 19837440.

The previous prime is 73268719. The next prime is 73268771. The reversal of 73268748 is 84786237.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 648340 + ... + 648452.

It is an arithmetic number, because the mean of its divisors is an integer number (1549184).

Almost surely, 2^73268748 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73268748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111541248).

73268748 is an abundant number, since it is smaller than the sum of its proper divisors (149813748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73268748 is a wasteful number, since it uses less digits than its factorization.

73268748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 239 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 73268748 is about 8559.7165840932. The cubic root of 73268748 is about 418.4461632591.

The spelling of 73268748 in words is "seventy-three million, two hundred sixty-eight thousand, seven hundred forty-eight".