73909248 has 132 divisors (see below), whose sum is σ = 229624272. Its totient is φ = 21073920.

The previous prime is 73909229. The next prime is 73909261. The reversal of 73909248 is 84290937.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150283 + ... + 150773.

Almost surely, 2^73909248 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 73909248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114812136).

73909248 is an abundant number, since it is smaller than the sum of its proper divisors (155715024).

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

73909248 is a wasteful number, since it uses less digits than its factorization.

73909248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 73909248 is about 8597.0487959532. The cubic root of 73909248 is about 419.6619502055.

The spelling of 73909248 in words is "seventy-three million, nine hundred nine thousand, two hundred forty-eight".