422512401 has 8 divisors (see below), whose sum is σ = 566210304. Its totient is φ = 280244720.

The previous prime is 422512399. The next prime is 422512403. The reversal of 422512401 is 104215224.

It is an interprime number because it is at equal distance from previous prime (422512399) and next prime (422512403).

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

It is a cyclic number.

It is not a de Polignac number, because 422512401 - 2¹ = 422512399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422512403) 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, 356865 + ... + 358046.

It is an arithmetic number, because the mean of its divisors is an integer number (70776288).

Almost surely, 2^422512401 is an apocalyptic number.

It is an amenable number.

422512401 is a deficient number, since it is larger than the sum of its proper divisors (143697903).

422512401 is a wasteful number, since it uses less digits than its factorization.

422512401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715111.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 422512401 is about 20555.1064458445. The cubic root of 422512401 is about 750.3775290417.

Adding to 422512401 its reverse (104215224), we get a palindrome (526727625).

The spelling of 422512401 in words is "four hundred twenty-two million, five hundred twelve thousand, four hundred one".