67315249 has 2 divisors, whose sum is σ = 67315250. Its totient is φ = 67315248.

The previous prime is 67315219. The next prime is 67315279. The reversal of 67315249 is 94251376.

It is a balanced prime because it is at equal distance from previous prime (67315219) and next prime (67315279).

It can be written as a sum of positive squares in only one way, i.e., 53919649 + 13395600 = 7343^2 + 3660^2 .

It is a cyclic number.

It is not a de Polignac number, because 67315249 - 2⁵ = 67315217 is a prime.

It is not a weakly prime, because it can be changed into another prime (67315219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33657624 + 33657625.

It is an arithmetic number, because the mean of its divisors is an integer number (33657625).

Almost surely, 2^67315249 is an apocalyptic number.

It is an amenable number.

67315249 is a deficient number, since it is larger than the sum of its proper divisors (1).

67315249 is an equidigital number, since it uses as much as digits as its factorization.

67315249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 67315249 is about 8204.5870706575. The cubic root of 67315249 is about 406.7908279692.

The spelling of 67315249 in words is "sixty-seven million, three hundred fifteen thousand, two hundred forty-nine".