2443400043 has 48 divisors (see below), whose sum is σ = 3987484704. Its totient is φ = 1325237760.

The previous prime is 2443400041. The next prime is 2443400059. The reversal of 2443400043 is 3400043442.

It is a happy number.

2443400043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2443400043 - 2¹ = 2443400041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2443399986 and 2443400022.

It is not an unprimeable number, because it can be changed into a prime (2443400041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 217521 + ... + 228477.

It is an arithmetic number, because the mean of its divisors is an integer number (83072598).

Almost surely, 2^2443400043 is an apocalyptic number.

2443400043 is a deficient number, since it is larger than the sum of its proper divisors (1544084661).

2443400043 is a wasteful number, since it uses less digits than its factorization.

2443400043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11052 (or 11045 counting only the distinct ones).

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

The square root of 2443400043 is about 49430.7600892400. The cubic root of 2443400043 is about 1346.8881305941. Note that the first 3 decimals are identical.

Adding to 2443400043 its reverse (3400043442), we get a palindrome (5843443485).

The spelling of 2443400043 in words is "two billion, four hundred forty-three million, four hundred thousand, forty-three".