64068925 has 24 divisors (see below), whose sum is σ = 82200096. Its totient is φ = 49506240.

The previous prime is 64068919. The next prime is 64068929. The reversal of 64068925 is 52986046.

It is a happy number.

It is not a de Polignac number, because 64068925 - 2¹⁵ = 64036157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64068929) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114747 + ... + 115303.

It is an arithmetic number, because the mean of its divisors is an integer number (3425004).

Almost surely, 2^64068925 is an apocalyptic number.

It is an amenable number.

64068925 is a deficient number, since it is larger than the sum of its proper divisors (18131171).

64068925 is a wasteful number, since it uses less digits than its factorization.

64068925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 64068925 is about 8004.3066532961. The cubic root of 64068925 is about 400.1435422329.

The spelling of 64068925 in words is "sixty-four million, sixty-eight thousand, nine hundred twenty-five".