57529238 has 8 divisors (see below), whose sum is σ = 92931888. Its totient is φ = 26551944.

The previous prime is 57529237. The next prime is 57529253. The reversal of 57529238 is 83292575.

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

It is a super-2 number, since 2×57529238² = 6619226449721288, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 57529195 and 57529204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57529231) 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, 1106306 + ... + 1106357.

It is an arithmetic number, because the mean of its divisors is an integer number (11616486).

Almost surely, 2^57529238 is an apocalyptic number.

57529238 is a deficient number, since it is larger than the sum of its proper divisors (35402650).

57529238 is a wasteful number, since it uses less digits than its factorization.

57529238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212678.

The product of its digits is 151200, while the sum is 41.

The square root of 57529238 is about 7584.8030956644. The cubic root of 57529238 is about 386.0375409809.

The spelling of 57529238 in words is "fifty-seven million, five hundred twenty-nine thousand, two hundred thirty-eight".