64704097 has 2 divisors, whose sum is σ = 64704098. Its totient is φ = 64704096.

The previous prime is 64704071. The next prime is 64704127. The reversal of 64704097 is 79040746.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58232161 + 6471936 = 7631^2 + 2544^2 .

It is a cyclic number.

It is not a de Polignac number, because 64704097 - 2¹⁵ = 64671329 is a prime.

It is not a weakly prime, because it can be changed into another prime (64704197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32352048 + 32352049.

It is an arithmetic number, because the mean of its divisors is an integer number (32352049).

Almost surely, 2^64704097 is an apocalyptic number.

It is an amenable number.

64704097 is a deficient number, since it is larger than the sum of its proper divisors (1).

64704097 is an equidigital number, since it uses as much as digits as its factorization.

64704097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 64704097 is about 8043.8856903862. The cubic root of 64704097 is about 401.4615221288.

The spelling of 64704097 in words is "sixty-four million, seven hundred four thousand, ninety-seven".