67275037 has 2 divisors, whose sum is σ = 67275038. Its totient is φ = 67275036.

The previous prime is 67275031. The next prime is 67275077. The reversal of 67275037 is 73057276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66765241 + 509796 = 8171^2 + 714^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67275037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67274987 and 67275005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67275031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33637518 + 33637519.

It is an arithmetic number, because the mean of its divisors is an integer number (33637519).

Almost surely, 2^67275037 is an apocalyptic number.

It is an amenable number.

67275037 is a deficient number, since it is larger than the sum of its proper divisors (1).

67275037 is an equidigital number, since it uses as much as digits as its factorization.

67275037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 67275037 is about 8202.1361242057. The cubic root of 67275037 is about 406.7098105112.

The spelling of 67275037 in words is "sixty-seven million, two hundred seventy-five thousand, thirty-seven".