422140004 has 48 divisors (see below), whose sum is σ = 876609216. Its totient is φ = 175344000.

The previous prime is 422140003. The next prime is 422140007. The reversal of 422140004 is 400041224.

It is not an unprimeable number, because it can be changed into a prime (422140003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54119 + ... + 61425.

It is an arithmetic number, because the mean of its divisors is an integer number (18262692).

Almost surely, 2^422140004 is an apocalyptic number.

422140004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422140004 is an abundant number, since it is smaller than the sum of its proper divisors (454469212).

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

422140004 is a wasteful number, since it uses less digits than its factorization.

422140004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436 (or 7434 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 422140004 is about 20546.0459456315. The cubic root of 422140004 is about 750.1570065370.

Adding to 422140004 its reverse (400041224), we get a palindrome (822181228).

The spelling of 422140004 in words is "four hundred twenty-two million, one hundred forty thousand, four".