56003022 has 64 divisors (see below), whose sum is σ = 131996160. Its totient is φ = 17563392.

The previous prime is 56003011. The next prime is 56003023. The reversal of 56003022 is 22030065.

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

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 56002986 and 56003004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56003023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82878 + ... + 83550.

It is an arithmetic number, because the mean of its divisors is an integer number (2062440).

Almost surely, 2^56003022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56003022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65998080).

56003022 is an abundant number, since it is smaller than the sum of its proper divisors (75993138).

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

56003022 is a wasteful number, since it uses less digits than its factorization.

56003022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774 (or 768 counting only the distinct ones).

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

The square root of 56003022 is about 7483.5166866922. The cubic root of 56003022 is about 382.5931184283.

Adding to 56003022 its reverse (22030065), we get a palindrome (78033087).

The spelling of 56003022 in words is "fifty-six million, three thousand, twenty-two".