64276782 has 8 divisors (see below), whose sum is σ = 128553576. Its totient is φ = 21425592.

The previous prime is 64276781. The next prime is 64276799. The reversal of 64276782 is 28767246.

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

64276782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64276781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5356393 + ... + 5356404.

It is an arithmetic number, because the mean of its divisors is an integer number (16069197).

Almost surely, 2^64276782 is an apocalyptic number.

64276782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64276782 is a wasteful number, since it uses less digits than its factorization.

64276782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10712802.

The product of its digits is 225792, while the sum is 42.

The square root of 64276782 is about 8017.2802121418. The cubic root of 64276782 is about 400.5757999051.

The spelling of 64276782 in words is "sixty-four million, two hundred seventy-six thousand, seven hundred eighty-two".