987858606 has 16 divisors (see below), whose sum is σ = 2257962624. Its totient is φ = 282245304.

The previous prime is 987858517. The next prime is 987858611. The reversal of 987858606 is 606858789.

It is a congruent number.

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, 11760180 + ... + 11760263.

It is an arithmetic number, because the mean of its divisors is an integer number (141122664).

Almost surely, 2^987858606 is an apocalyptic number.

987858606 is an abundant number, since it is smaller than the sum of its proper divisors (1270104018).

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

987858606 is a wasteful number, since it uses less digits than its factorization.

987858606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23520455.

The product of its (nonzero) digits is 5806080, while the sum is 57.

The square root of 987858606 is about 31430.2180393328. The cubic root of 987858606 is about 995.9363780106.

The spelling of 987858606 in words is "nine hundred eighty-seven million, eight hundred fifty-eight thousand, six hundred six".