981367596 has 96 divisors (see below), whose sum is σ = 2798933760. Its totient is φ = 297340560.

The previous prime is 981367571. The next prime is 981367633. The reversal of 981367596 is 695763189.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140335 + ... + 147161.

It is an arithmetic number, because the mean of its divisors is an integer number (29155560).

Almost surely, 2^981367596 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 981367596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1399466880).

981367596 is an abundant number, since it is smaller than the sum of its proper divisors (1817566164).

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

981367596 is a wasteful number, since it uses less digits than its factorization.

981367596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6873 (or 6843 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 981367596 is about 31326.7871956254. The cubic root of 981367596 is about 993.7502202919.

The spelling of 981367596 in words is "nine hundred eighty-one million, three hundred sixty-seven thousand, five hundred ninety-six".