1322875452 has 24 divisors (see below), whose sum is σ = 3220914816. Its totient is φ = 421786288.

The previous prime is 1322875439. The next prime is 1322875457. The reversal of 1322875452 is 2545782231.

It is a self number, because there is not a number n which added to its sum of digits gives 1322875452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322875457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2396238 + ... + 2396789.

It is an arithmetic number, because the mean of its divisors is an integer number (134204784).

Almost surely, 2^1322875452 is an apocalyptic number.

1322875452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1322875452 is an abundant number, since it is smaller than the sum of its proper divisors (1898039364).

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

1322875452 is a wasteful number, since it uses less digits than its factorization.

1322875452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4793057 (or 4793055 counting only the distinct ones).

The product of its digits is 134400, while the sum is 39.

The square root of 1322875452 is about 36371.3548276662. The cubic root of 1322875452 is about 1097.7572630061.

The spelling of 1322875452 in words is "one billion, three hundred twenty-two million, eight hundred seventy-five thousand, four hundred fifty-two".