987344066 has 4 divisors (see below), whose sum is σ = 1481016102. Its totient is φ = 493672032.

The previous prime is 987344051. The next prime is 987344077. The reversal of 987344066 is 660443789.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 883813441 + 103530625 = 29729^2 + 10175^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 987344066.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246836015 + ... + 246836018.

Almost surely, 2^987344066 is an apocalyptic number.

987344066 is a deficient number, since it is larger than the sum of its proper divisors (493672036).

987344066 is a wasteful number, since it uses less digits than its factorization.

987344066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493672035.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 987344066 is about 31422.0315383967. The cubic root of 987344066 is about 995.7634321731.

The spelling of 987344066 in words is "nine hundred eighty-seven million, three hundred forty-four thousand, sixty-six".