986530740 has 288 divisors, whose sum is σ = 3253944960. Its totient is φ = 222363648.

The previous prime is 986530733. The next prime is 986530751. The reversal of 986530740 is 47035689.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 986530692 and 986530701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10170372 + ... + 10170468.

It is an arithmetic number, because the mean of its divisors is an integer number (11298420).

Almost surely, 2^986530740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 986530740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1626972480).

986530740 is an abundant number, since it is smaller than the sum of its proper divisors (2267414220).

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

986530740 is a wasteful number, since it uses less digits than its factorization.

986530740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 986530740 is about 31409.0869017232. The cubic root of 986530740 is about 995.4899365738.

The spelling of 986530740 in words is "nine hundred eighty-six million, five hundred thirty thousand, seven hundred forty".