422450897 has 4 divisors (see below), whose sum is σ = 460855536. Its totient is φ = 384046260.

The previous prime is 422450891. The next prime is 422450911. The reversal of 422450897 is 798054224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422450897 - 2⁴ = 422450881 is a prime.

It is a super-2 number, since 2×422450897² = 356929520752209218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422450891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19202303 + ... + 19202324.

It is an arithmetic number, because the mean of its divisors is an integer number (115213884).

Almost surely, 2^422450897 is an apocalyptic number.

It is an amenable number.

422450897 is a deficient number, since it is larger than the sum of its proper divisors (38404639).

422450897 is a wasteful number, since it uses less digits than its factorization.

422450897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38404638.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 422450897 is about 20553.6103154653. The cubic root of 422450897 is about 750.3411171249.

The spelling of 422450897 in words is "four hundred twenty-two million, four hundred fifty thousand, eight hundred ninety-seven".