987512 has 8 divisors (see below), whose sum is σ = 1851600. Its totient is φ = 493752.

The previous prime is 987509. The next prime is 987523. The reversal of 987512 is 215789.

987512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 987512.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61712 + ... + 61727.

It is an arithmetic number, because the mean of its divisors is an integer number (231450).

2⁹⁸⁷⁵¹² is an apocalyptic number.

It is an amenable number.

987512 is a deficient number, since it is larger than the sum of its proper divisors (864088).

987512 is a wasteful number, since it uses less digits than its factorization.

987512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123445 (or 123441 counting only the distinct ones).

The product of its digits is 5040, while the sum is 32.

The square root of 987512 is about 993.7363835545. The cubic root of 987512 is about 99.5819884313.

The spelling of 987512 in words is "nine hundred eighty-seven thousand, five hundred twelve".