422662297 has 4 divisors (see below), whose sum is σ = 422704656. Its totient is φ = 422619940.

The previous prime is 422662291. The next prime is 422662337. The reversal of 422662297 is 792266224.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422662297 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422662291) 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, 2958 + ... + 29224.

It is an arithmetic number, because the mean of its divisors is an integer number (105676164).

Almost surely, 2^422662297 is an apocalyptic number.

It is an amenable number.

422662297 is a deficient number, since it is larger than the sum of its proper divisors (42359).

422662297 is a wasteful number, since it uses less digits than its factorization.

422662297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42358.

The product of its digits is 145152, while the sum is 40.

The square root of 422662297 is about 20558.7523210919. The cubic root of 422662297 is about 750.4662564502.

The spelling of 422662297 in words is "four hundred twenty-two million, six hundred sixty-two thousand, two hundred ninety-seven".