425223422 has 8 divisors (see below), whose sum is σ = 686899416. Its totient is φ = 196256952.

The previous prime is 425223413. The next prime is 425223493. The reversal of 425223422 is 224322524.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 16354747 = 425223422 / (4 + 2 + 5 + 2 + 2 + 3 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 425223391 and 425223400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8177348 + ... + 8177399.

It is an arithmetic number, because the mean of its divisors is an integer number (85862427).

Almost surely, 2^425223422 is an apocalyptic number.

425223422 is a deficient number, since it is larger than the sum of its proper divisors (261675994).

425223422 is a wasteful number, since it uses less digits than its factorization.

425223422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16354762.

The product of its digits is 7680, while the sum is 26.

The square root of 425223422 is about 20620.9461955556. The cubic root of 425223422 is about 751.9790234359.

Adding to 425223422 its reverse (224322524), we get a palindrome (649545946).

The spelling of 425223422 in words is "four hundred twenty-five million, two hundred twenty-three thousand, four hundred twenty-two".