3138855422 has 8 divisors (see below), whose sum is σ = 4739464272. Its totient is φ = 1559034000.

The previous prime is 3138855403. The next prime is 3138855437. The reversal of 3138855422 is 2245588313.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3138855422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5196479 + ... + 5197082.

It is an arithmetic number, because the mean of its divisors is an integer number (592433034).

Almost surely, 2^3138855422 is an apocalyptic number.

3138855422 is a deficient number, since it is larger than the sum of its proper divisors (1600608850).

3138855422 is a wasteful number, since it uses less digits than its factorization.

3138855422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10393714.

The product of its digits is 230400, while the sum is 41.

The square root of 3138855422 is about 56025.4890384725. The cubic root of 3138855422 is about 1464.1664035797.

The spelling of 3138855422 in words is "three billion, one hundred thirty-eight million, eight hundred fifty-five thousand, four hundred twenty-two".