57289342 has 8 divisors (see below), whose sum is σ = 93746232. Its totient is φ = 26040600.

The previous prime is 57289307. The next prime is 57289363. The reversal of 57289342 is 24398275.

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

It is a junction number, because it is equal to n+sod(n) for n = 57289295 and 57289304.

It is a congruent number.

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, 1302009 + ... + 1302052.

It is an arithmetic number, because the mean of its divisors is an integer number (11718279).

Almost surely, 2^57289342 is an apocalyptic number.

57289342 is a deficient number, since it is larger than the sum of its proper divisors (36456890).

57289342 is a wasteful number, since it uses less digits than its factorization.

57289342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604074.

The product of its digits is 120960, while the sum is 40.

The square root of 57289342 is about 7568.9723212600. The cubic root of 57289342 is about 385.5002032721.

The spelling of 57289342 in words is "fifty-seven million, two hundred eighty-nine thousand, three hundred forty-two".