57045242 has 8 divisors (see below), whose sum is σ = 85612800. Its totient is φ = 28507644.

The previous prime is 57045223. The next prime is 57045269. The reversal of 57045242 is 24254075.

It is a happy number.

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

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, 1892 + ... + 10847.

It is an arithmetic number, because the mean of its divisors is an integer number (10701600).

Almost surely, 2^57045242 is an apocalyptic number.

57045242 is a deficient number, since it is larger than the sum of its proper divisors (28567558).

57045242 is a wasteful number, since it uses less digits than its factorization.

57045242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14980.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 57045242 is about 7552.8300656112. The cubic root of 57045242 is about 384.9519071877.

The spelling of 57045242 in words is "fifty-seven million, forty-five thousand, two hundred forty-two".