64350207 has 20 divisors (see below), whose sum is σ = 101189880. Its totient is φ = 40641264.

The previous prime is 64350199. The next prime is 64350229. The reversal of 64350207 is 70205346.

It is a happy number.

It is not a de Polignac number, because 64350207 - 2³ = 64350199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64350257) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19368 + ... + 22445.

It is an arithmetic number, because the mean of its divisors is an integer number (5059494).

Almost surely, 2^64350207 is an apocalyptic number.

64350207 is a deficient number, since it is larger than the sum of its proper divisors (36839673).

64350207 is a wasteful number, since it uses less digits than its factorization.

64350207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41844 (or 41835 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 64350207 is about 8021.8580765306. The cubic root of 64350207 is about 400.7282711647.

The spelling of 64350207 in words is "sixty-four million, three hundred fifty thousand, two hundred seven".