4432121402 has 8 divisors (see below), whose sum is σ = 6810333012. Its totient is φ = 2162010400.

The previous prime is 4432121389. The next prime is 4432121411. The reversal of 4432121402 is 2041212344.

It can be written as a sum of positive squares in 2 ways, for example, as 3138352441 + 1293768961 = 56021^2 + 35969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27025049 + ... + 27025212.

Almost surely, 2^4432121402 is an apocalyptic number.

4432121402 is a deficient number, since it is larger than the sum of its proper divisors (2378211610).

4432121402 is a wasteful number, since it uses less digits than its factorization.

4432121402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54050304.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4432121402 is about 66574.1796945332. The cubic root of 4432121402 is about 1642.6204144943.

Adding to 4432121402 its reverse (2041212344), we get a palindrome (6473333746).

The spelling of 4432121402 in words is "four billion, four hundred thirty-two million, one hundred twenty-one thousand, four hundred two".