1332401224 has 128 divisors (see below), whose sum is σ = 3276288000. Its totient is φ = 492560640.

The previous prime is 1332401209. The next prime is 1332401251. The reversal of 1332401224 is 4221042331.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1332401195 and 1332401204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2224077 + ... + 2224675.

It is an arithmetic number, because the mean of its divisors is an integer number (25596000).

Almost surely, 2^1332401224 is an apocalyptic number.

1332401224 is a gapful number since it is divisible by the number (14) 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 1332401224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1638144000).

1332401224 is an abundant number, since it is smaller than the sum of its proper divisors (1943886776).

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

1332401224 is a wasteful number, since it uses less digits than its factorization.

1332401224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803 (or 799 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1332401224 is about 36502.0715028613. The cubic root of 1332401224 is about 1100.3858767410.

Adding to 1332401224 its reverse (4221042331), we get a palindrome (5553443555).

The spelling of 1332401224 in words is "one billion, three hundred thirty-two million, four hundred one thousand, two hundred twenty-four".