56221106 has 8 divisors (see below), whose sum is σ = 84393840. Its totient is φ = 28089828.

The previous prime is 56221079. The next prime is 56221141. The reversal of 56221106 is 60112265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6716 + ... + 12551.

It is an arithmetic number, because the mean of its divisors is an integer number (10549230).

Almost surely, 2^56221106 is an apocalyptic number.

56221106 is a deficient number, since it is larger than the sum of its proper divisors (28172734).

56221106 is a wasteful number, since it uses less digits than its factorization.

56221106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20728.

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

The square root of 56221106 is about 7498.0734859029. The cubic root of 56221106 is about 383.0890997908.

The spelling of 56221106 in words is "fifty-six million, two hundred twenty-one thousand, one hundred six".