1322302152 has 64 divisors (see below), whose sum is σ = 3478003200. Its totient is φ = 418383360.

The previous prime is 1322302127. The next prime is 1322302243. The reversal of 1322302152 is 2512032231.

It is a super-2 number, since 2×1322302152² = 3496965962367662208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18249 + ... + 54567.

It is an arithmetic number, because the mean of its divisors is an integer number (54343800).

Almost surely, 2^1322302152 is an apocalyptic number.

1322302152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322302152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1739001600).

1322302152 is an abundant number, since it is smaller than the sum of its proper divisors (2155701048).

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

1322302152 is a wasteful number, since it uses less digits than its factorization.

1322302152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36406 (or 36402 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1322302152 is about 36363.4727714502. The cubic root of 1322302152 is about 1097.5986602257.

Adding to 1322302152 its reverse (2512032231), we get a palindrome (3834334383).

The spelling of 1322302152 in words is "one billion, three hundred twenty-two million, three hundred two thousand, one hundred fifty-two".