996307280 has 30 divisors (see below), whose sum is σ = 2317071006. Its totient is φ = 398409984.

The previous prime is 996307271. The next prime is 996307289. The reversal of 996307280 is 82703699.

It is an interprime number because it is at equal distance from previous prime (996307271) and next prime (996307289).

It can be written as a sum of positive squares in 3 ways, for example, as 23116864 + 973190416 = 4808^2 + 31196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996307289) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 280556 + ... + 284084.

Almost surely, 2^996307280 is an apocalyptic number.

It is an amenable number.

996307280 is an abundant number, since it is smaller than the sum of its proper divisors (1320763726).

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

996307280 is an frugal number, since it uses more digits than its factorization.

996307280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7071 (or 3536 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 996307280 is about 31564.3355703870. The cubic root of 996307280 is about 998.7675750861.

The spelling of 996307280 in words is "nine hundred ninety-six million, three hundred seven thousand, two hundred eighty".