422396497 has 4 divisors (see below), whose sum is σ = 422620596. Its totient is φ = 422172400.

The previous prime is 422396479. The next prime is 422396521. The reversal of 422396497 is 794693224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 209207296 + 213189201 = 14464^2 + 14601^2 .

It is a cyclic number.

It is not a de Polignac number, because 422396497 - 2²⁷ = 288178769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422396437) 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, 109198 + ... + 112999.

It is an arithmetic number, because the mean of its divisors is an integer number (105655149).

Almost surely, 2^422396497 is an apocalyptic number.

It is an amenable number.

422396497 is a deficient number, since it is larger than the sum of its proper divisors (224099).

422396497 is a wasteful number, since it uses less digits than its factorization.

422396497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224098.

The product of its digits is 653184, while the sum is 46.

The square root of 422396497 is about 20552.2869043812. The cubic root of 422396497 is about 750.3089080096.

The spelling of 422396497 in words is "four hundred twenty-two million, three hundred ninety-six thousand, four hundred ninety-seven".