56333220 has 48 divisors (see below), whose sum is σ = 158061120. Its totient is φ = 14990976.

The previous prime is 56333219. The next prime is 56333227. The reversal of 56333220 is 2233365.

It is not an unprimeable number, because it can be changed into a prime (56333227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50994 + ... + 52086.

It is an arithmetic number, because the mean of its divisors is an integer number (3292940).

Almost surely, 2^56333220 is an apocalyptic number.

It is an amenable number.

56333220 is an abundant number, since it is smaller than the sum of its proper divisors (101727900).

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

56333220 is a wasteful number, since it uses less digits than its factorization.

56333220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964 (or 1962 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 56333220 is about 7505.5459494963. The cubic root of 56333220 is about 383.3435779661.

Adding to 56333220 its reverse (2233365), we get a palindrome (58566585).

The spelling of 56333220 in words is "fifty-six million, three hundred thirty-three thousand, two hundred twenty".