423225022 has 16 divisors (see below), whose sum is σ = 694924272. Its totient is φ = 191715520.

The previous prime is 423225017. The next prime is 423225029. The reversal of 423225022 is 220522324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 423224984 and 423225002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423225029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26383 + ... + 39274.

It is an arithmetic number, because the mean of its divisors is an integer number (43432767).

Almost surely, 2^423225022 is an apocalyptic number.

423225022 is a deficient number, since it is larger than the sum of its proper divisors (271699250).

423225022 is a wasteful number, since it uses less digits than its factorization.

423225022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65963.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 423225022 is about 20572.4335458885. The cubic root of 423225022 is about 750.7991611898.

Adding to 423225022 its reverse (220522324), we get a palindrome (643747346).

The spelling of 423225022 in words is "four hundred twenty-three million, two hundred twenty-five thousand, twenty-two".