422159457 has 24 divisors (see below), whose sum is σ = 607468288. Its totient is φ = 260488800.

The previous prime is 422159417. The next prime is 422159473. The reversal of 422159457 is 754951224.

It is not a de Polignac number, because 422159457 - 2⁶ = 422159393 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422159417) 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, 44907 + ... + 53487.

Almost surely, 2^422159457 is an apocalyptic number.

It is an amenable number.

422159457 is a deficient number, since it is larger than the sum of its proper divisors (185308831).

422159457 is a wasteful number, since it uses less digits than its factorization.

422159457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8661 (or 8638 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 422159457 is about 20546.5193402678. The cubic root of 422159457 is about 750.1685292388.

The spelling of 422159457 in words is "four hundred twenty-two million, one hundred fifty-nine thousand, four hundred fifty-seven".