67464797 has 2 divisors, whose sum is σ = 67464798. Its totient is φ = 67464796.

The previous prime is 67464769. The next prime is 67464809. The reversal of 67464797 is 79746476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57441241 + 10023556 = 7579^2 + 3166^2 .

It is a cyclic number.

It is not a de Polignac number, because 67464797 - 2⁸ = 67464541 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67464737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33732398 + 33732399.

It is an arithmetic number, because the mean of its divisors is an integer number (33732399).

Almost surely, 2^67464797 is an apocalyptic number.

It is an amenable number.

67464797 is a deficient number, since it is larger than the sum of its proper divisors (1).

67464797 is an equidigital number, since it uses as much as digits as its factorization.

67464797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 50.

The square root of 67464797 is about 8213.6956968225. The cubic root of 67464797 is about 407.0918482228.

The spelling of 67464797 in words is "sixty-seven million, four hundred sixty-four thousand, seven hundred ninety-seven".