42856332 has 24 divisors (see below), whose sum is σ = 100366896. Its totient is φ = 14232768.

The previous prime is 42856327. The next prime is 42856351. The reversal of 42856332 is 23365824.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42856293 and 42856302.

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, 3123 + ... + 9770.

It is an arithmetic number, because the mean of its divisors is an integer number (4181954).

Almost surely, 2^42856332 is an apocalyptic number.

It is an amenable number.

42856332 is an abundant number, since it is smaller than the sum of its proper divisors (57510564).

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

42856332 is a wasteful number, since it uses less digits than its factorization.

42856332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13177 (or 13175 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 42856332 is about 6546.4747765496. The cubic root of 42856332 is about 349.9491953468.

The spelling of 42856332 in words is "forty-two million, eight hundred fifty-six thousand, three hundred thirty-two".