64925115 has 8 divisors (see below), whose sum is σ = 103880208. Its totient is φ = 34626720.

The previous prime is 64925089. The next prime is 64925149. The reversal of 64925115 is 51152946.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64925115 - 2⁷ = 64924987 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2164156 + ... + 2164185.

It is an arithmetic number, because the mean of its divisors is an integer number (12985026).

Almost surely, 2^64925115 is an apocalyptic number.

64925115 is a deficient number, since it is larger than the sum of its proper divisors (38955093).

64925115 is a wasteful number, since it uses less digits than its factorization.

64925115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328349.

The product of its digits is 10800, while the sum is 33.

The square root of 64925115 is about 8057.6122393672. The cubic root of 64925115 is about 401.9181103463.

The spelling of 64925115 in words is "sixty-four million, nine hundred twenty-five thousand, one hundred fifteen".