73147250 has 64 divisors (see below), whose sum is σ = 151991424. Its totient is φ = 26136000.

The previous prime is 73147237. The next prime is 73147267. The reversal of 73147250 is 5274137.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184052 + ... + 184448.

It is an arithmetic number, because the mean of its divisors is an integer number (2374866).

Almost surely, 2^73147250 is an apocalyptic number.

73147250 is an abundant number, since it is smaller than the sum of its proper divisors (78844174).

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

73147250 is a wasteful number, since it uses less digits than its factorization.

73147250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 73147250 is about 8552.6165586913. The cubic root of 73147250 is about 418.2147389876.

The spelling of 73147250 in words is "seventy-three million, one hundred forty-seven thousand, two hundred fifty".