42885898 has 8 divisors (see below), whose sum is σ = 70176960. Its totient is φ = 19493580.

The previous prime is 42885889. The next prime is 42885901. The reversal of 42885898 is 89858824.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974658 + ... + 974701.

It is an arithmetic number, because the mean of its divisors is an integer number (8772120).

Almost surely, 2^42885898 is an apocalyptic number.

42885898 is a deficient number, since it is larger than the sum of its proper divisors (27291062).

42885898 is a wasteful number, since it uses less digits than its factorization.

42885898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949372.

The product of its digits is 1474560, while the sum is 52.

The square root of 42885898 is about 6548.7325491274. The cubic root of 42885898 is about 350.0296519096.

The spelling of 42885898 in words is "forty-two million, eight hundred eighty-five thousand, eight hundred ninety-eight".