87533842 has 8 divisors (see below), whose sum is σ = 143237232. Its totient is φ = 39788100.

The previous prime is 87533827. The next prime is 87533857. The reversal of 87533842 is 24833578.

It is an interprime number because it is at equal distance from previous prime (87533827) and next prime (87533857).

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

It is a junction number, because it is equal to n+sod(n) for n = 87533795 and 87533804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989384 + ... + 1989427.

It is an arithmetic number, because the mean of its divisors is an integer number (17904654).

Almost surely, 2^87533842 is an apocalyptic number.

87533842 is a deficient number, since it is larger than the sum of its proper divisors (55703390).

87533842 is a wasteful number, since it uses less digits than its factorization.

87533842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978824.

The product of its digits is 161280, while the sum is 40.

The square root of 87533842 is about 9355.9522230503. The cubic root of 87533842 is about 444.0092286316.

The spelling of 87533842 in words is "eighty-seven million, five hundred thirty-three thousand, eight hundred forty-two".