73187234 has 8 divisors (see below), whose sum is σ = 109937820. Its totient is φ = 36541296.

The previous prime is 73187209. The next prime is 73187239. The reversal of 73187234 is 43278137.

It can be written as a sum of positive squares in 2 ways, for example, as 67650625 + 5536609 = 8225^2 + 2353^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 73187194 and 73187203.

It is not an unprimeable number, because it can be changed into a prime (73187239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24389 + ... + 27224.

Almost surely, 2^73187234 is an apocalyptic number.

73187234 is a deficient number, since it is larger than the sum of its proper divisors (36750586).

73187234 is a wasteful number, since it uses less digits than its factorization.

73187234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52324.

The product of its digits is 28224, while the sum is 35.

The square root of 73187234 is about 8554.9537696004. The cubic root of 73187234 is about 418.2909270976.

The spelling of 73187234 in words is "seventy-three million, one hundred eighty-seven thousand, two hundred thirty-four".