2323400442 has 32 divisors (see below), whose sum is σ = 5073062400. Its totient is φ = 703529520.

The previous prime is 2323400437. The next prime is 2323400477. The reversal of 2323400442 is 2440043232.

It is a super-2 number, since 2×2323400442² = 10796379227771590728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79753 + ... + 104915.

It is an arithmetic number, because the mean of its divisors is an integer number (158533200).

Almost surely, 2^2323400442 is an apocalyptic number.

2323400442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2323400442 is an abundant number, since it is smaller than the sum of its proper divisors (2749661958).

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

2323400442 is a wasteful number, since it uses less digits than its factorization.

2323400442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26578.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 2323400442 is about 48201.6643073660. The cubic root of 2323400442 is about 1324.4676521958.

Adding to 2323400442 its reverse (2440043232), we get a palindrome (4763443674).

The spelling of 2323400442 in words is "two billion, three hundred twenty-three million, four hundred thousand, four hundred forty-two".