73409488 has 60 divisors (see below), whose sum is σ = 152248192. Its totient is φ = 34246080.

The previous prime is 73409461. The next prime is 73409543. The reversal of 73409488 is 88490437.

It is a congruent number.

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, 1095631 + ... + 1095697.

Almost surely, 2^73409488 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 73409488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76124096).

73409488 is an abundant number, since it is smaller than the sum of its proper divisors (78838704).

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

73409488 is a wasteful number, since it uses less digits than its factorization.

73409488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 73409488 is about 8567.9337065596. The cubic root of 73409488 is about 418.7139192793.

The spelling of 73409488 in words is "seventy-three million, four hundred nine thousand, four hundred eighty-eight".