56120216 has 32 divisors (see below), whose sum is σ = 108300240. Its totient is φ = 27251328.

The previous prime is 56120171. The next prime is 56120219. The reversal of 56120216 is 61202165.

It is a junction number, because it is equal to n+sod(n) for n = 56120191 and 56120200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56120219) 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, 44750 + ... + 45986.

Almost surely, 2^56120216 is an apocalyptic number.

It is an amenable number.

56120216 is a deficient number, since it is larger than the sum of its proper divisors (52180024).

56120216 is a wasteful number, since it uses less digits than its factorization.

56120216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403 (or 1399 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 56120216 is about 7491.3427367862. The cubic root of 56120216 is about 382.8598086672.

The spelling of 56120216 in words is "fifty-six million, one hundred twenty thousand, two hundred sixteen".