57042035 has 4 divisors (see below), whose sum is σ = 68450448. Its totient is φ = 45633624.

The previous prime is 57042031. The next prime is 57042053. The reversal of 57042035 is 53024075.

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

It is a cyclic number.

It is not a de Polignac number, because 57042035 - 2² = 57042031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57041995 and 57042013.

It is not an unprimeable number, because it can be changed into a prime (57042031) 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, 5704199 + ... + 5704208.

It is an arithmetic number, because the mean of its divisors is an integer number (17112612).

Almost surely, 2^57042035 is an apocalyptic number.

57042035 is a deficient number, since it is larger than the sum of its proper divisors (11408413).

57042035 is a wasteful number, since it uses less digits than its factorization.

57042035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11408412.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 57042035 is about 7552.6177581022. The cubic root of 57042035 is about 384.9446932416.

The spelling of 57042035 in words is "fifty-seven million, forty-two thousand, thirty-five".