4222402402 has 4 divisors (see below), whose sum is σ = 6333603606. Its totient is φ = 2111201200.

The previous prime is 4222402397. The next prime is 4222402411. The reversal of 4222402402 is 2042042224.

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., 4137191041 + 85211361 = 64321^2 + 9231^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055600599 + ... + 1055600602.

Almost surely, 2^4222402402 is an apocalyptic number.

4222402402 is a deficient number, since it is larger than the sum of its proper divisors (2111201204).

4222402402 is a wasteful number, since it uses less digits than its factorization.

4222402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111201203.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4222402402 is about 64980.0154047381. The cubic root of 4222402402 is about 1616.2921859285.

Adding to 4222402402 its reverse (2042042224), we get a palindrome (6264444626).

The spelling of 4222402402 in words is "four billion, two hundred twenty-two million, four hundred two thousand, four hundred two".