57204122 has 8 divisors (see below), whose sum is σ = 85941972. Its totient is φ = 28556800.

The previous prime is 57204089. The next prime is 57204157. The reversal of 57204122 is 22140275.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40056241 + 17147881 = 6329^2 + 4141^2 .

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, 21029 + ... + 23592.

Almost surely, 2^57204122 is an apocalyptic number.

57204122 is a deficient number, since it is larger than the sum of its proper divisors (28737850).

57204122 is a wasteful number, since it uses less digits than its factorization.

57204122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45264.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 57204122 is about 7563.3406640188. The cubic root of 57204122 is about 385.3089598440.

Adding to 57204122 its reverse (22140275), we get a palindrome (79344397).

The spelling of 57204122 in words is "fifty-seven million, two hundred four thousand, one hundred twenty-two".