1323872 has 24 divisors (see below), whose sum is σ = 2844072.
Its totient is φ = 601600.
The previous prime is 1323871. The next prime is 1323877. The reversal of 1323872 is 2783231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1323871) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1529 + ... + 2232.
It is an arithmetic number, because the mean of its divisors is an integer number (118503).
21323872 is an apocalyptic number.
It is an amenable number.
1323872 is an abundant number, since it is smaller than the sum of its proper divisors (1520200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1323872 is a wasteful number, since it uses less digits than its factorization.
1323872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3782 (or 3774 counting only the distinct ones).
The product of its digits is 2016, while the sum is 26.
The square root of 1323872 is about 1150.5963671071.
The cubic root of 1323872 is about 109.8032847836.
It can be divided in two parts, 132 and 3872, that added together give a palindrome (4004).
The spelling of 1323872 in words is "one million, three hundred twenty-three thousand, eight hundred seventy-two".