422134320 has 40 divisors (see below), whose sum is σ = 1308617136. Its totient is φ = 112569088.

The previous prime is 422134289. The next prime is 422134331. The reversal of 422134320 is 23431224.

It is a tau number, because it is divible by the number of its divisors (40).

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, 879207 + ... + 879686.

Almost surely, 2^422134320 is an apocalyptic number.

422134320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422134320 is an abundant number, since it is smaller than the sum of its proper divisors (886482816).

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

422134320 is a wasteful number, since it uses less digits than its factorization.

422134320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758909 (or 1758903 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 422134320 is about 20545.9076217139. The cubic root of 422134320 is about 750.1536396354.

Adding to 422134320 its reverse (23431224), we get a palindrome (445565544).

The spelling of 422134320 in words is "four hundred twenty-two million, one hundred thirty-four thousand, three hundred twenty".