422600140 has 24 divisors (see below), whose sum is σ = 888350400. Its totient is φ = 168870528.

The previous prime is 422600099. The next prime is 422600203. The reversal of 422600140 is 41006224.

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, 10909 + ... + 31051.

It is an arithmetic number, because the mean of its divisors is an integer number (37014600).

Almost surely, 2^422600140 is an apocalyptic number.

It is an amenable number.

422600140 is an abundant number, since it is smaller than the sum of its proper divisors (465750260).

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

422600140 is a wasteful number, since it uses less digits than its factorization.

422600140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21201 (or 21199 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 422600140 is about 20557.2405735789. The cubic root of 422600140 is about 750.4294666235.

Adding to 422600140 its reverse (41006224), we get a palindrome (463606364).

It can be divided in two parts, 422600 and 140, that added together give a triangular number (422740 = T₉₁₉).

The spelling of 422600140 in words is "four hundred twenty-two million, six hundred thousand, one hundred forty".