422115075 has 36 divisors (see below), whose sum is σ = 767366808. Its totient is φ = 221760000.

The previous prime is 422115041. The next prime is 422115103. The reversal of 422115075 is 570511224.

It is not a de Polignac number, because 422115075 - 2¹⁸ = 421852931 is a prime.

It is a super-2 number, since 2×422115075² = 356362273084511250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1075 + ... + 29075.

Almost surely, 2^422115075 is an apocalyptic number.

422115075 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

422115075 is a deficient number, since it is larger than the sum of its proper divisors (345251733).

422115075 is a wasteful number, since it uses less digits than its factorization.

422115075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28084 (or 28076 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 422115075 is about 20545.4392749340. The cubic root of 422115075 is about 750.1422396888.

Adding to 422115075 its reverse (570511224), we get a palindrome (992626299).

The spelling of 422115075 in words is "four hundred twenty-two million, one hundred fifteen thousand, seventy-five".