57509338 has 8 divisors (see below), whose sum is σ = 90014688. Its totient is φ = 27504444.

The previous prime is 57509321. The next prime is 57509377. The reversal of 57509338 is 83390575.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 57509338.

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, 625056 + ... + 625147.

It is an arithmetic number, because the mean of its divisors is an integer number (11251836).

Almost surely, 2^57509338 is an apocalyptic number.

57509338 is a deficient number, since it is larger than the sum of its proper divisors (32505350).

57509338 is a wasteful number, since it uses less digits than its factorization.

57509338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250228.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 57509338 is about 7583.4911485410. The cubic root of 57509338 is about 385.9930242952.

The spelling of 57509338 in words is "fifty-seven million, five hundred nine thousand, three hundred thirty-eight".