56271642 has 32 divisors (see below), whose sum is σ = 128844672. Its totient is φ = 16049664.

The previous prime is 56271641. The next prime is 56271653. The reversal of 56271642 is 24617265.

56271642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56271641) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 42738 + ... + 44034.

It is an arithmetic number, because the mean of its divisors is an integer number (4026396).

Almost surely, 2^56271642 is an apocalyptic number.

56271642 is an abundant number, since it is smaller than the sum of its proper divisors (72573030).

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

56271642 is a wasteful number, since it uses less digits than its factorization.

56271642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342.

The product of its digits is 20160, while the sum is 33.

The square root of 56271642 is about 7501.4426612486. The cubic root of 56271642 is about 383.2038490627.

The spelling of 56271642 in words is "fifty-six million, two hundred seventy-one thousand, six hundred forty-two".