67371049 has 2 divisors, whose sum is σ = 67371050. Its totient is φ = 67371048.

The previous prime is 67371037. The next prime is 67371079. The reversal of 67371049 is 94017376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65853225 + 1517824 = 8115^2 + 1232^2 .

It is a cyclic number.

It is not a de Polignac number, because 67371049 - 2⁷ = 67370921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67370999 and 67371017.

It is not a weakly prime, because it can be changed into another prime (67371079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33685524 + 33685525.

It is an arithmetic number, because the mean of its divisors is an integer number (33685525).

Almost surely, 2^67371049 is an apocalyptic number.

It is an amenable number.

67371049 is a deficient number, since it is larger than the sum of its proper divisors (1).

67371049 is an equidigital number, since it uses as much as digits as its factorization.

67371049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 67371049 is about 8207.9869030110. The cubic root of 67371049 is about 406.9031980460.

The spelling of 67371049 in words is "sixty-seven million, three hundred seventy-one thousand, forty-nine".