73250073 has 48 divisors (see below), whose sum is σ = 121692480. Its totient is φ = 42083712.

The previous prime is 73250069. The next prime is 73250087. The reversal of 73250073 is 37005237.

It is not a de Polignac number, because 73250073 - 2² = 73250069 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73250063) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184311 + ... + 184707.

It is an arithmetic number, because the mean of its divisors is an integer number (2535260).

Almost surely, 2^73250073 is an apocalyptic number.

It is an amenable number.

73250073 is a deficient number, since it is larger than the sum of its proper divisors (48442407).

73250073 is a wasteful number, since it uses less digits than its factorization.

73250073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 27.

The square root of 73250073 is about 8558.6256490163. The cubic root of 73250073 is about 418.4106085543.

It can be divided in two parts, 732 and 50073, that added together give a palindrome (50805).

The spelling of 73250073 in words is "seventy-three million, two hundred fifty thousand, seventy-three".