64876256 has 12 divisors (see below), whose sum is σ = 127725192. Its totient is φ = 32438112.

The previous prime is 64876249. The next prime is 64876271. The reversal of 64876256 is 65267846.

It is a super-3 number, since 3×64876256³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013660 + ... + 1013723.

It is an arithmetic number, because the mean of its divisors is an integer number (10643766).

Almost surely, 2^64876256 is an apocalyptic number.

It is an amenable number.

64876256 is a deficient number, since it is larger than the sum of its proper divisors (62848936).

64876256 is a wasteful number, since it uses less digits than its factorization.

64876256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027393 (or 2027385 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 64876256 is about 8054.5798152356. The cubic root of 64876256 is about 401.8172647029.

The spelling of 64876256 in words is "sixty-four million, eight hundred seventy-six thousand, two hundred fifty-six".