422185371 has 8 divisors (see below), whose sum is σ = 563044944. Its totient is φ = 281391360.

The previous prime is 422185369. The next prime is 422185397. The reversal of 422185371 is 173581224.

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

It is not a de Polignac number, because 422185371 - 2¹ = 422185369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422185321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1395 + ... + 29091.

It is an arithmetic number, because the mean of its divisors is an integer number (70380618).

Almost surely, 2^422185371 is an apocalyptic number.

422185371 is a deficient number, since it is larger than the sum of its proper divisors (140859573).

422185371 is a wasteful number, since it uses less digits than its factorization.

422185371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32781.

The product of its digits is 13440, while the sum is 33.

The square root of 422185371 is about 20547.1499483505. The cubic root of 422185371 is about 750.1838784701.

The spelling of 422185371 in words is "four hundred twenty-two million, one hundred eighty-five thousand, three hundred seventy-one".