64475266 has 8 divisors (see below), whose sum is σ = 96871500. Its totient is φ = 32184768.

The previous prime is 64475251. The next prime is 64475273. The reversal of 64475266 is 66257446.

64475266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40259025 + 24216241 = 6345^2 + 4921^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24891 + ... + 27358.

Almost surely, 2^64475266 is an apocalyptic number.

64475266 is a deficient number, since it is larger than the sum of its proper divisors (32396234).

64475266 is a wasteful number, since it uses less digits than its factorization.

64475266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52868.

The product of its digits is 241920, while the sum is 40.

The square root of 64475266 is about 8029.6491828722. The cubic root of 64475266 is about 400.9876966310.

The spelling of 64475266 in words is "sixty-four million, four hundred seventy-five thousand, two hundred sixty-six".