4402312402 has 4 divisors (see below), whose sum is σ = 6603468606. Its totient is φ = 2201156200.

The previous prime is 4402312361. The next prime is 4402312417. The reversal of 4402312402 is 2042132044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3005122761 + 1397189641 = 54819^2 + 37379^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100578099 + ... + 1100578102.

Almost surely, 2^4402312402 is an apocalyptic number.

4402312402 is a deficient number, since it is larger than the sum of its proper divisors (2201156204).

4402312402 is a wasteful number, since it uses less digits than its factorization.

4402312402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201156203.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4402312402 is about 66349.9239034982. The cubic root of 4402312402 is about 1638.9295515561.

Adding to 4402312402 its reverse (2042132044), we get a palindrome (6444444446).

The spelling of 4402312402 in words is "four billion, four hundred two million, three hundred twelve thousand, four hundred two".