538881422 has 16 divisors (see below), whose sum is σ = 851977440. Its totient is φ = 255239712.

The previous prime is 538881403. The next prime is 538881433. The reversal of 538881422 is 224188835.

It is a self number, because there is not a number n which added to its sum of digits gives 538881422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84578 + ... + 90725.

It is an arithmetic number, because the mean of its divisors is an integer number (53248590).

Almost surely, 2^538881422 is an apocalyptic number.

538881422 is a deficient number, since it is larger than the sum of its proper divisors (313096018).

538881422 is a wasteful number, since it uses less digits than its factorization.

538881422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175387.

The product of its digits is 122880, while the sum is 41.

The square root of 538881422 is about 23213.8196340025. The cubic root of 538881422 is about 813.7626207671.

The spelling of 538881422 in words is "five hundred thirty-eight million, eight hundred eighty-one thousand, four hundred twenty-two".