987704 has 16 divisors (see below), whose sum is σ = 1862520. Its totient is φ = 491040.

The previous prime is 987697. The next prime is 987713. The reversal of 987704 is 407789.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

987704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2462 + ... + 2834.

2⁹⁸⁷⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

987704 is a deficient number, since it is larger than the sum of its proper divisors (874816).

987704 is a wasteful number, since it uses less digits than its factorization.

987704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 987704 is about 993.8329839566. The cubic root of 987704 is about 99.5884418559.

The spelling of 987704 in words is "nine hundred eighty-seven thousand, seven hundred four".