73161033 has 8 divisors (see below), whose sum is σ = 106416096. Its totient is φ = 44340000.

The previous prime is 73161029. The next prime is 73161061. The reversal of 73161033 is 33016137.

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

It is not a de Polignac number, because 73161033 - 2² = 73161029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73160994 and 73161012.

It is not an unprimeable number, because it can be changed into a prime (73161073) 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, 1108468 + ... + 1108533.

It is an arithmetic number, because the mean of its divisors is an integer number (13302012).

Almost surely, 2^73161033 is an apocalyptic number.

It is an amenable number.

73161033 is a deficient number, since it is larger than the sum of its proper divisors (33255063).

73161033 is a wasteful number, since it uses less digits than its factorization.

73161033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217015.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 73161033 is about 8553.4222975368. The cubic root of 73161033 is about 418.2410051459.

Subtracting from 73161033 its reverse (33016137), we obtain a square (40144896 = 6336²).

The spelling of 73161033 in words is "seventy-three million, one hundred sixty-one thousand, thirty-three".