987726 has 8 divisors (see below), whose sum is σ = 1975464. Its totient is φ = 329240.

The previous prime is 987713. The next prime is 987739. The reversal of 987726 is 627789.

987726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (987713) and next prime (987739).

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

987726 is an admirable number.

It is a congruent number.

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, 82305 + ... + 82316.

It is an arithmetic number, because the mean of its divisors is an integer number (246933).

2⁹⁸⁷⁷²⁶ is an apocalyptic number.

987726 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

987726 is a wasteful number, since it uses less digits than its factorization.

987726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164626.

The product of its digits is 42336, while the sum is 39.

The square root of 987726 is about 993.8440521531. The cubic root of 987726 is about 99.5891812574.

The spelling of 987726 in words is "nine hundred eighty-seven thousand, seven hundred twenty-six".