64856476 has 6 divisors (see below), whose sum is σ = 113498840. Its totient is φ = 32428236.

The previous prime is 64856461. The next prime is 64856501. The reversal of 64856476 is 67465846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8107056 + ... + 8107063.

Almost surely, 2^64856476 is an apocalyptic number.

It is an amenable number.

64856476 is a deficient number, since it is larger than the sum of its proper divisors (48642364).

64856476 is a wasteful number, since it uses less digits than its factorization.

64856476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16214123 (or 16214121 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 64856476 is about 8053.3518487646. The cubic root of 64856476 is about 401.7764241146.

The spelling of 64856476 in words is "sixty-four million, eight hundred fifty-six thousand, four hundred seventy-six".