64326349 has 2 divisors, whose sum is σ = 64326350. Its totient is φ = 64326348.

The previous prime is 64326341. The next prime is 64326373. The reversal of 64326349 is 94362346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64288324 + 38025 = 8018^2 + 195^2 .

It is a cyclic number.

It is not a de Polignac number, because 64326349 - 2³ = 64326341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64326341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32163174 + 32163175.

It is an arithmetic number, because the mean of its divisors is an integer number (32163175).

Almost surely, 2^64326349 is an apocalyptic number.

It is an amenable number.

64326349 is a deficient number, since it is larger than the sum of its proper divisors (1).

64326349 is an equidigital number, since it uses as much as digits as its factorization.

64326349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 37.

The square root of 64326349 is about 8020.3708767114. The cubic root of 64326349 is about 400.6787413739.

The spelling of 64326349 in words is "sixty-four million, three hundred twenty-six thousand, three hundred forty-nine".