56017222 has 8 divisors (see below), whose sum is σ = 84057696. Its totient is φ = 27997992.

The previous prime is 56017219. The next prime is 56017229. The reversal of 56017222 is 22271065.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56017229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6883 + ... + 12625.

It is an arithmetic number, because the mean of its divisors is an integer number (10507212).

Almost surely, 2^56017222 is an apocalyptic number.

56017222 is a deficient number, since it is larger than the sum of its proper divisors (28040474).

56017222 is a wasteful number, since it uses less digits than its factorization.

56017222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10622.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 56017222 is about 7484.4653783687. The cubic root of 56017222 is about 382.6254521785.

Adding to 56017222 its reverse (22271065), we get a palindrome (78288287).

The spelling of 56017222 in words is "fifty-six million, seventeen thousand, two hundred twenty-two".