422292897 has 24 divisors (see below), whose sum is σ = 658327488. Its totient is φ = 259308000.

The previous prime is 422292889. The next prime is 422292911. The reversal of 422292897 is 798292224.

It is not a de Polignac number, because 422292897 - 2³ = 422292889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422292847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53772 + ... + 61122.

It is an arithmetic number, because the mean of its divisors is an integer number (27430312).

Almost surely, 2^422292897 is an apocalyptic number.

It is an amenable number.

422292897 is a deficient number, since it is larger than the sum of its proper divisors (236034591).

422292897 is a wasteful number, since it uses less digits than its factorization.

422292897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7861 (or 7858 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 422292897 is about 20549.7663490367. The cubic root of 422292897 is about 750.2475609424.

It can be divided in two parts, 4222928 and 97, that added together give a square (4223025 = 2055²).

The spelling of 422292897 in words is "four hundred twenty-two million, two hundred ninety-two thousand, eight hundred ninety-seven".