73230637 has 2 divisors, whose sum is σ = 73230638. Its totient is φ = 73230636.

The previous prime is 73230629. The next prime is 73230671. The reversal of 73230637 is 73603237.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65755881 + 7474756 = 8109^2 + 2734^2 .

It is an emirp because it is prime and its reverse (73603237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73230637 - 2³ = 73230629 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 73230599 and 73230608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73230697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36615318 + 36615319.

It is an arithmetic number, because the mean of its divisors is an integer number (36615319).

Almost surely, 2^73230637 is an apocalyptic number.

It is an amenable number.

73230637 is a deficient number, since it is larger than the sum of its proper divisors (1).

73230637 is an equidigital number, since it uses as much as digits as its factorization.

73230637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 31.

The square root of 73230637 is about 8557.4901110080. The cubic root of 73230637 is about 418.3735985891.

The spelling of 73230637 in words is "seventy-three million, two hundred thirty thousand, six hundred thirty-seven".