64767349 has 2 divisors, whose sum is σ = 64767350. Its totient is φ = 64767348.

The previous prime is 64767337. The next prime is 64767377. The reversal of 64767349 is 94376746.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39917124 + 24850225 = 6318^2 + 4985^2 .

It is a cyclic number.

It is not a de Polignac number, because 64767349 - 2¹⁷ = 64636277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64767299 and 64767308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64767389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32383674 + 32383675.

It is an arithmetic number, because the mean of its divisors is an integer number (32383675).

Almost surely, 2^64767349 is an apocalyptic number.

It is an amenable number.

64767349 is a deficient number, since it is larger than the sum of its proper divisors (1).

64767349 is an equidigital number, since it uses as much as digits as its factorization.

64767349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 46.

The square root of 64767349 is about 8047.8164119219. The cubic root of 64767349 is about 401.5922968164.

The spelling of 64767349 in words is "sixty-four million, seven hundred sixty-seven thousand, three hundred forty-nine".