57538202 has 4 divisors (see below), whose sum is σ = 86307306. Its totient is φ = 28769100.

The previous prime is 57538153. The next prime is 57538207. The reversal of 57538202 is 20283575.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52113961 + 5424241 = 7219^2 + 2329^2 .

It is not an unprimeable number, because it can be changed into a prime (57538207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14384549 + ... + 14384552.

Almost surely, 2^57538202 is an apocalyptic number.

57538202 is a deficient number, since it is larger than the sum of its proper divisors (28769104).

57538202 is a wasteful number, since it uses less digits than its factorization.

57538202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28769103.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 57538202 is about 7585.3939910858. The cubic root of 57538202 is about 386.0575902690.

The spelling of 57538202 in words is "fifty-seven million, five hundred thirty-eight thousand, two hundred two".