56020032 has 112 divisors (see below), whose sum is σ = 174467520. Its totient is φ = 17565696.

The previous prime is 56020001. The next prime is 56020039. The reversal of 56020032 is 23002065.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 56019987 and 56020014.

It is not an unprimeable number, because it can be changed into a prime (56020039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28423 + ... + 30329.

Almost surely, 2^56020032 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 56020032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87233760).

56020032 is an abundant number, since it is smaller than the sum of its proper divisors (118447488).

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

56020032 is a wasteful number, since it uses less digits than its factorization.

56020032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945 (or 1929 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 56020032 is about 7484.6530981736. The cubic root of 56020032 is about 382.6318499702.

Adding to 56020032 its reverse (23002065), we get a palindrome (79022097).

The spelling of 56020032 in words is "fifty-six million, twenty thousand, thirty-two".