73660512 has 96 divisors (see below), whose sum is σ = 199874304. Its totient is φ = 23744000.

The previous prime is 73660471. The next prime is 73660567. The reversal of 73660512 is 21506637.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 73660512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688363 + ... + 688469.

It is an arithmetic number, because the mean of its divisors is an integer number (2082024).

Almost surely, 2^73660512 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 73660512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99937152).

73660512 is an abundant number, since it is smaller than the sum of its proper divisors (126213792).

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

73660512 is a wasteful number, since it uses less digits than its factorization.

73660512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 73660512 is about 8582.5702443965. The cubic root of 73660512 is about 419.1906408765.

The spelling of 73660512 in words is "seventy-three million, six hundred sixty thousand, five hundred twelve".