2253440332 has 48 divisors (see below), whose sum is σ = 4655153664. Its totient is φ = 940968000.

The previous prime is 2253440323. The next prime is 2253440359. The reversal of 2253440332 is 2330443522.

It is a self number, because there is not a number n which added to its sum of digits gives 2253440332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111357 + ... + 130027.

It is an arithmetic number, because the mean of its divisors is an integer number (96982368).

Almost surely, 2^2253440332 is an apocalyptic number.

2253440332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2253440332 is an abundant number, since it is smaller than the sum of its proper divisors (2401713332).

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

2253440332 is a wasteful number, since it uses less digits than its factorization.

2253440332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18910 (or 18908 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 2253440332 is about 47470.4153341847. The cubic root of 2253440332 is about 1311.0382251789.

Adding to 2253440332 its reverse (2330443522), we get a palindrome (4583883854).

The spelling of 2253440332 in words is "two billion, two hundred fifty-three million, four hundred forty thousand, three hundred thirty-two".