42285888 has 84 divisors (see below), whose sum is σ = 125740160. Its totient is φ = 14090112.

The previous prime is 42285869. The next prime is 42285913. The reversal of 42285888 is 88858224.

42285888 is a `hidden beast` number, since 42 + 28 + 588 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14193 + ... + 16911.

Almost surely, 2^42285888 is an apocalyptic number.

42285888 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42285888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62870080).

42285888 is an abundant number, since it is smaller than the sum of its proper divisors (83454272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42285888 is an equidigital number, since it uses as much as digits as its factorization.

42285888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746 (or 2724 counting only the distinct ones).

The product of its digits is 327680, while the sum is 45.

The square root of 42285888 is about 6502.7600294029. The cubic root of 42285888 is about 348.3895756096.

The spelling of 42285888 in words is "forty-two million, two hundred eighty-five thousand, eight hundred eighty-eight".