64325207 has 4 divisors (see below), whose sum is σ = 64342200. Its totient is φ = 64308216.

The previous prime is 64325189. The next prime is 64325243. The reversal of 64325207 is 70252346.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70252346 = 2 ⋅35126173.

It is a cyclic number.

It is not a de Polignac number, because 64325207 - 2⁶ = 64325143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64325207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64325257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44 + ... + 11342.

It is an arithmetic number, because the mean of its divisors is an integer number (16085550).

Almost surely, 2^64325207 is an apocalyptic number.

64325207 is a deficient number, since it is larger than the sum of its proper divisors (16993).

64325207 is a wasteful number, since it uses less digits than its factorization.

64325207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16992.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 64325207 is about 8020.2996826802. The cubic root of 64325207 is about 400.6763702469.

The spelling of 64325207 in words is "sixty-four million, three hundred twenty-five thousand, two hundred seven".