1323022032 has 40 divisors (see below), whose sum is σ = 3797564480. Its totient is φ = 441007200.

The previous prime is 1323022013. The next prime is 1323022033. The reversal of 1323022032 is 2302203231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1323021996 and 1323022014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323022033) 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, 1530844 + ... + 1531707.

It is an arithmetic number, because the mean of its divisors is an integer number (94939112).

Almost surely, 2^1323022032 is an apocalyptic number.

1323022032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323022032 is an abundant number, since it is smaller than the sum of its proper divisors (2474542448).

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

1323022032 is a wasteful number, since it uses less digits than its factorization.

1323022032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062568 (or 3062556 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1323022032 is about 36373.3698191410. The cubic root of 1323022032 is about 1097.7978068373.

Adding to 1323022032 its reverse (2302203231), we get a palindrome (3625225263).

The spelling of 1323022032 in words is "one billion, three hundred twenty-three million, twenty-two thousand, thirty-two".