2552222402 has 8 divisors (see below), whose sum is σ = 3841958412. Its totient is φ = 1271569600.

The previous prime is 2552222399. The next prime is 2552222447. The reversal of 2552222402 is 2042222552.

It can be written as a sum of positive squares in 2 ways, for example, as 2399922121 + 152300281 = 48989^2 + 12341^2 .

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, 2270099 + ... + 2271222.

Almost surely, 2^2552222402 is an apocalyptic number.

2552222402 is a deficient number, since it is larger than the sum of its proper divisors (1289736010).

2552222402 is a wasteful number, since it uses less digits than its factorization.

2552222402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541604.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 2552222402 is about 50519.5249581783. The cubic root of 2552222402 is about 1366.5939868415.

Adding to 2552222402 its reverse (2042222552), we get a palindrome (4594444954).

The spelling of 2552222402 in words is "two billion, five hundred fifty-two million, two hundred twenty-two thousand, four hundred two".