422091297 has 16 divisors (see below), whose sum is σ = 625800000. Its totient is φ = 281178432.

The previous prime is 422091287. The next prime is 422091323. The reversal of 422091297 is 792190224.

It is not a de Polignac number, because 422091297 - 2⁴ = 422091281 is a prime.

It is a super-2 number, since 2×422091297² = 356322126006284418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422091247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34954 + ... + 45452.

It is an arithmetic number, because the mean of its divisors is an integer number (39112500).

Almost surely, 2^422091297 is an apocalyptic number.

It is an amenable number.

422091297 is a deficient number, since it is larger than the sum of its proper divisors (203708703).

422091297 is a wasteful number, since it uses less digits than its factorization.

422091297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11997 (or 11991 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 422091297 is about 20544.8605982129. The cubic root of 422091297 is about 750.1281541008.

The spelling of 422091297 in words is "four hundred twenty-two million, ninety-one thousand, two hundred ninety-seven".