1254433332 has 96 divisors (see below), whose sum is σ = 3164676480. Its totient is φ = 385331200.

The previous prime is 1254433319. The next prime is 1254433357. The reversal of 1254433332 is 2333344521.

It is a self number, because there is not a number n which added to its sum of digits gives 1254433332.

It is a congruent number.

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, 2204344 + ... + 2204912.

It is an arithmetic number, because the mean of its divisors is an integer number (32965380).

Almost surely, 2^1254433332 is an apocalyptic number.

1254433332 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 1254433332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1582338240).

1254433332 is an abundant number, since it is smaller than the sum of its proper divisors (1910243148).

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

1254433332 is a wasteful number, since it uses less digits than its factorization.

1254433332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801 (or 799 counting only the distinct ones).

The product of its digits is 25920, while the sum is 30.

The square root of 1254433332 is about 35417.9803489696. The cubic root of 1254433332 is about 1078.4893523047.

Adding to 1254433332 its reverse (2333344521), we get a palindrome (3587777853).

The spelling of 1254433332 in words is "one billion, two hundred fifty-four million, four hundred thirty-three thousand, three hundred thirty-two".