43400432224 has 12 divisors (see below), whose sum is σ = 85444601004. Its totient is φ = 21700216096.

The previous prime is 43400432213. The next prime is 43400432261. The reversal of 43400432224 is 42223400434.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43400432192 and 43400432201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678131722 + ... + 678131785.

It is an arithmetic number, because the mean of its divisors is an integer number (7120383417).

Almost surely, 2^43400432224 is an apocalyptic number.

It is an amenable number.

43400432224 is a deficient number, since it is larger than the sum of its proper divisors (42044168780).

43400432224 is a wasteful number, since it uses less digits than its factorization.

43400432224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356263517 (or 1356263509 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 43400432224 its reverse (42223400434), we get a palindrome (85623832658).

The spelling of 43400432224 in words is "forty-three billion, four hundred million, four hundred thirty-two thousand, two hundred twenty-four".