73000050 has 24 divisors (see below), whose sum is σ = 181040496. Its totient is φ = 19466640.

The previous prime is 73000043. The next prime is 73000061. The reversal of 73000050 is 5000037.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 72999993 and 73000029.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243184 + ... + 243483.

It is an arithmetic number, because the mean of its divisors is an integer number (7543354).

Almost surely, 2^73000050 is an apocalyptic number.

73000050 is an abundant number, since it is smaller than the sum of its proper divisors (108040446).

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

73000050 is a wasteful number, since it uses less digits than its factorization.

73000050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486682 (or 486677 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 15.

The square root of 73000050 is about 8544.0066713457. The cubic root of 73000050 is about 417.9340150568.

Adding to 73000050 its reverse (5000037), we get a palindrome (78000087).

The spelling of 73000050 in words is "seventy-three million, fifty", and thus it is an aban number and an uban number.