57227722 has 8 divisors (see below), whose sum is σ = 85896576. Its totient is φ = 28595532.

The previous prime is 57227719. The next prime is 57227761. The reversal of 57227722 is 22772275.

It is a happy number.

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, 4858 + ... + 11749.

It is an arithmetic number, because the mean of its divisors is an integer number (10737072).

Almost surely, 2^57227722 is an apocalyptic number.

57227722 is a deficient number, since it is larger than the sum of its proper divisors (28668854).

57227722 is a wasteful number, since it uses less digits than its factorization.

57227722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18332.

The product of its digits is 27440, while the sum is 34.

The square root of 57227722 is about 7564.9006602863. The cubic root of 57227722 is about 385.3619399493.

Adding to 57227722 its reverse (22772275), we get a palindrome (79999997).

The spelling of 57227722 in words is "fifty-seven million, two hundred twenty-seven thousand, seven hundred twenty-two".