73560560 has 60 divisors (see below), whose sum is σ = 175621944. Its totient is φ = 28654080.

The previous prime is 73560523. The next prime is 73560569. The reversal of 73560560 is 6506537.

It is a super-2 number, since 2×73560560² = 10822311975027200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73560569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134207 + ... + 134753.

Almost surely, 2^73560560 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 73560560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87810972).

73560560 is an abundant number, since it is smaller than the sum of its proper divisors (102061384).

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

73560560 is a wasteful number, since it uses less digits than its factorization.

73560560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 73560560 is about 8576.7453034353. The cubic root of 73560560 is about 419.0009512342. Note that the first 3 decimals are identical.

The spelling of 73560560 in words is "seventy-three million, five hundred sixty thousand, five hundred sixty".