838146222 has 24 divisors (see below), whose sum is σ = 1845756120. Its totient is φ = 274801680.

The previous prime is 838146217. The next prime is 838146233. The reversal of 838146222 is 222641838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 380572 + ... + 382767.

It is an arithmetic number, because the mean of its divisors is an integer number (76906505).

Almost surely, 2^838146222 is an apocalyptic number.

838146222 is an abundant number, since it is smaller than the sum of its proper divisors (1007609898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

838146222 is a wasteful number, since it uses less digits than its factorization.

838146222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763408 (or 763405 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 838146222 is about 28950.7551196856. The cubic root of 838146222 is about 942.8441929941.

The spelling of 838146222 in words is "eight hundred thirty-eight million, one hundred forty-six thousand, two hundred twenty-two".