57436228 has 6 divisors (see below), whose sum is σ = 100513406. Its totient is φ = 28718112.

The previous prime is 57436213. The next prime is 57436229. The reversal of 57436228 is 82263475.

It can be written as a sum of positive squares in only one way, i.e., 57274624 + 161604 = 7568^2 + 402^2 .

It is not an unprimeable number, because it can be changed into a prime (57436229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7179525 + ... + 7179532.

Almost surely, 2^57436228 is an apocalyptic number.

It is an amenable number.

57436228 is a deficient number, since it is larger than the sum of its proper divisors (43077178).

57436228 is a wasteful number, since it uses less digits than its factorization.

57436228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14359061 (or 14359059 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 57436228 is about 7578.6692763308. The cubic root of 57436228 is about 385.8293875836.

The spelling of 57436228 in words is "fifty-seven million, four hundred thirty-six thousand, two hundred twenty-eight".