42887842 has 8 divisors (see below), whose sum is σ = 64396800. Its totient is φ = 21422244.

The previous prime is 42887827. The next prime is 42887851. The reversal of 42887842 is 24878824.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8242 + ... + 12397.

It is an arithmetic number, because the mean of its divisors is an integer number (8049600).

Almost surely, 2^42887842 is an apocalyptic number.

42887842 is a deficient number, since it is larger than the sum of its proper divisors (21508958).

42887842 is a wasteful number, since it uses less digits than its factorization.

42887842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21680.

The product of its digits is 229376, while the sum is 43.

The square root of 42887842 is about 6548.8809731129. The cubic root of 42887842 is about 350.0349407294.

The spelling of 42887842 in words is "forty-two million, eight hundred eighty-seven thousand, eight hundred forty-two".