56071884 has 108 divisors (see below), whose sum is σ = 152393528. Its totient is φ = 16030080.

The previous prime is 56071879. The next prime is 56071903. The reversal of 56071884 is 48817065.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 768072 + ... + 768144.

Almost surely, 2^56071884 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56071884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76196764).

56071884 is an abundant number, since it is smaller than the sum of its proper divisors (96321644).

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

56071884 is a wasteful number, since it uses less digits than its factorization.

56071884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 56071884 is about 7488.1161849961. The cubic root of 56071884 is about 382.7498679230.

The spelling of 56071884 in words is "fifty-six million, seventy-one thousand, eight hundred eighty-four".