984531930 has 64 divisors (see below), whose sum is σ = 2496873600. Its totient is φ = 247760640.

The previous prime is 984531923. The next prime is 984531979. The reversal of 984531930 is 39135489.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150120 + ... + 156540.

It is an arithmetic number, because the mean of its divisors is an integer number (39013650).

Almost surely, 2^984531930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 984531930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1248436800).

984531930 is an abundant number, since it is smaller than the sum of its proper divisors (1512341670).

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

984531930 is a wasteful number, since it uses less digits than its factorization.

984531930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6719.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 984531930 is about 31377.2517917041. The cubic root of 984531930 is about 994.8171612560.

The spelling of 984531930 in words is "nine hundred eighty-four million, five hundred thirty-one thousand, nine hundred thirty".