73997032273 has 8 divisors (see below), whose sum is σ = 74086218720. Its totient is φ = 73907898240.

The previous prime is 73997032261. The next prime is 73997032303. The reversal of 73997032273 is 37223079937.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73997032273 - 2¹⁷ = 73996901201 is a prime.

It is a super-2 number, since 2×73997032273² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73997032273.

It is not an unprimeable number, because it can be changed into a prime (73997032223) 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, 3296833 + ... + 3319201.

It is an arithmetic number, because the mean of its divisors is an integer number (9260777340).

Almost surely, 2^73997032273 is an apocalyptic number.

It is an amenable number.

73997032273 is a deficient number, since it is larger than the sum of its proper divisors (89186447).

73997032273 is a wasteful number, since it uses less digits than its factorization.

73997032273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26207.

The product of its (nonzero) digits is 3000564, while the sum is 52.

The spelling of 73997032273 in words is "seventy-three billion, nine hundred ninety-seven million, thirty-two thousand, two hundred seventy-three".