42854 has 8 divisors (see below), whose sum is σ = 73488. Its totient is φ = 18360.

The previous prime is 42853. The next prime is 42859. The reversal of 42854 is 45824.

42854 = 102² + 103² + ... + 105².

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

It is an Ulam number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42853) 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, 1517 + ... + 1544.

It is an arithmetic number, because the mean of its divisors is an integer number (9186).

2⁴²⁸⁵⁴ is an apocalyptic number.

42854 is a deficient number, since it is larger than the sum of its proper divisors (30634).

42854 is a wasteful number, since it uses less digits than its factorization.

42854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070.

The product of its digits is 1280, while the sum is 23.

The square root of 42854 is about 207.0120769424. The cubic root of 42854 is about 34.9942847811.

The spelling of 42854 in words is "forty-two thousand, eight hundred fifty-four".