73580000 has 120 divisors (see below), whose sum is σ = 195631128. Its totient is φ = 27072000.

The previous prime is 73579999. The next prime is 73580011. The reversal of 73580000 is 8537.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 259859 + ... + 260141.

Almost surely, 2^73580000 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 73580000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97815564).

73580000 is an abundant number, since it is smaller than the sum of its proper divisors (122051128).

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

73580000 is a wasteful number, since it uses less digits than its factorization.

73580000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 73580000 is about 8577.8785256029. The cubic root of 73580000 is about 419.0378580633.

Adding to 73580000 its reverse (8537), we get a palindrome (73588537).

The spelling of 73580000 in words is "seventy-three million, five hundred eighty thousand".