73000089 has 8 divisors (see below), whose sum is σ = 108148320. Its totient is φ = 48666708.

The previous prime is 73000063. The next prime is 73000093. The reversal of 73000089 is 98000037.

It is a happy number.

It is not a de Polignac number, because 73000089 - 2⁷ = 72999961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2703707 = 73000089 / (7 + 3 + 0 + 0 + 0 + 0 + 8 + 9).

It is not an unprimeable number, because it can be changed into a prime (73000019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1351827 + ... + 1351880.

It is an arithmetic number, because the mean of its divisors is an integer number (13518540).

Almost surely, 2^73000089 is an apocalyptic number.

It is an amenable number.

73000089 is a deficient number, since it is larger than the sum of its proper divisors (35148231).

73000089 is a wasteful number, since it uses less digits than its factorization.

73000089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703716 (or 2703710 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 73000089 is about 8544.0089536470. The cubic root of 73000089 is about 417.9340894833.

The spelling of 73000089 in words is "seventy-three million, eighty-nine", and thus it is an aban number and an uban number.