42087850 has 48 divisors (see below), whose sum is σ = 94190400. Its totient is φ = 13668480.

The previous prime is 42087823. The next prime is 42087887. The reversal of 42087850 is 5878024.

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 23 ways as a sum of consecutive naturals, for example, 3486 + ... + 9814.

It is an arithmetic number, because the mean of its divisors is an integer number (1962300).

Almost surely, 2^42087850 is an apocalyptic number.

42087850 is an abundant number, since it is smaller than the sum of its proper divisors (52102550).

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

42087850 is a wasteful number, since it uses less digits than its factorization.

42087850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6367 (or 6362 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 42087850 is about 6487.5149325454. The cubic root of 42087850 is about 347.8448520107.

The spelling of 42087850 in words is "forty-two million, eighty-seven thousand, eight hundred fifty".