56842216 has 32 divisors (see below), whose sum is σ = 109596960. Its totient is φ = 27623232.

The previous prime is 56842211. The next prime is 56842217. The reversal of 56842216 is 61224865.

It is not an unprimeable number, because it can be changed into a prime (56842211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128091 + ... + 128533.

It is an arithmetic number, because the mean of its divisors is an integer number (3424905).

Almost surely, 2^56842216 is an apocalyptic number.

It is an amenable number.

56842216 is a deficient number, since it is larger than the sum of its proper divisors (52754744).

56842216 is a wasteful number, since it uses less digits than its factorization.

56842216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865 (or 861 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 56842216 is about 7539.3776931521. The cubic root of 56842216 is about 384.4946785857.

The spelling of 56842216 in words is "fifty-six million, eight hundred forty-two thousand, two hundred sixteen".