1020322296 has 144 divisors (see below), whose sum is σ = 3239533440. Its totient is φ = 289255680.

The previous prime is 1020322253. The next prime is 1020322307. The reversal of 1020322296 is 6922230201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 482281 + ... + 484391.

It is an arithmetic number, because the mean of its divisors is an integer number (22496760).

Almost surely, 2^1020322296 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 1020322296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1619766720).

1020322296 is an abundant number, since it is smaller than the sum of its proper divisors (2219211144).

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

1020322296 is a wasteful number, since it uses less digits than its factorization.

1020322296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274 (or 2260 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1020322296 is about 31942.4841864248. The cubic root of 1020322296 is about 1006.7287214255.

Adding to 1020322296 its reverse (6922230201), we get a palindrome (7942552497).

The spelling of 1020322296 in words is "one billion, twenty million, three hundred twenty-two thousand, two hundred ninety-six".