73530712 has 32 divisors (see below), whose sum is σ = 149551920. Its totient is φ = 33756160.

The previous prime is 73530673. The next prime is 73530713. The reversal of 73530712 is 21703537.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73530713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018 + ... + 12169.

Almost surely, 2^73530712 is an apocalyptic number.

It is an amenable number.

73530712 is an abundant number, since it is smaller than the sum of its proper divisors (76021208).

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

73530712 is a wasteful number, since it uses less digits than its factorization.

73530712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13251 (or 13247 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 73530712 is about 8575.0050728848. The cubic root of 73530712 is about 418.9442721646.

The spelling of 73530712 in words is "seventy-three million, five hundred thirty thousand, seven hundred twelve".