427396782 has 8 divisors (see below), whose sum is σ = 854793576. Its totient is φ = 142465592.

The previous prime is 427396771. The next prime is 427396789. The reversal of 427396782 is 287693724.

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

427396782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427396789) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 35616393 + ... + 35616404.

It is an arithmetic number, because the mean of its divisors is an integer number (106849197).

Almost surely, 2^427396782 is an apocalyptic number.

427396782 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.

427396782 is a wasteful number, since it uses less digits than its factorization.

427396782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71232802.

The product of its digits is 1016064, while the sum is 48.

The square root of 427396782 is about 20673.5769038645. The cubic root of 427396782 is about 753.2579939189.

The spelling of 427396782 in words is "four hundred twenty-seven million, three hundred ninety-six thousand, seven hundred eighty-two".