64305297 has 48 divisors (see below), whose sum is σ = 111446400. Its totient is φ = 35689248.

The previous prime is 64305287. The next prime is 64305301. The reversal of 64305297 is 79250346.

64305297 is a `hidden beast` number, since 64 + 305 + 297 = 666.

64305297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64305297 - 2⁶ = 64305233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64305287) 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 in 47 ways as a sum of consecutive naturals, for example, 113938 + ... + 114500.

It is an arithmetic number, because the mean of its divisors is an integer number (2321800).

Almost surely, 2^64305297 is an apocalyptic number.

It is an amenable number.

64305297 is a deficient number, since it is larger than the sum of its proper divisors (47141103).

64305297 is a wasteful number, since it uses less digits than its factorization.

64305297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 64305297 is about 8019.0583611793. The cubic root of 64305297 is about 400.6350267358.

The spelling of 64305297 in words is "sixty-four million, three hundred five thousand, two hundred ninety-seven".