42854438 has 16 divisors (see below), whose sum is σ = 70251840. Its totient is φ = 19444200.

The previous prime is 42854429. The next prime is 42854453. The reversal of 42854438 is 83445824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13793 + ... + 16611.

It is an arithmetic number, because the mean of its divisors is an integer number (4390740).

Almost surely, 2^42854438 is an apocalyptic number.

42854438 is a deficient number, since it is larger than the sum of its proper divisors (27397402).

42854438 is a wasteful number, since it uses less digits than its factorization.

42854438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523.

The product of its digits is 122880, while the sum is 38.

The square root of 42854438 is about 6546.3301169434. The cubic root of 42854438 is about 349.9440400329.

The spelling of 42854438 in words is "forty-two million, eight hundred fifty-four thousand, four hundred thirty-eight".