64348567 has 2 divisors, whose sum is σ = 64348568. Its totient is φ = 64348566.

The previous prime is 64348547. The next prime is 64348601. The reversal of 64348567 is 76584346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64348567 - 2¹⁹ = 63824279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64348517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32174283 + 32174284.

It is an arithmetic number, because the mean of its divisors is an integer number (32174284).

Almost surely, 2^64348567 is an apocalyptic number.

64348567 is a deficient number, since it is larger than the sum of its proper divisors (1).

64348567 is an equidigital number, since it uses as much as digits as its factorization.

64348567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 43.

The square root of 64348567 is about 8021.7558551729. The cubic root of 64348567 is about 400.7248668766.

The spelling of 64348567 in words is "sixty-four million, three hundred forty-eight thousand, five hundred sixty-seven".