422342243225 has 48 divisors (see below), whose sum is σ = 611640281088. Its totient is φ = 283265048640.

The previous prime is 422342243117. The next prime is 422342243237. The reversal of 422342243225 is 522342243224.

It is not a de Polignac number, because 422342243225 - 2⁸ = 422342242969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13695674 + ... + 13726476.

It is an arithmetic number, because the mean of its divisors is an integer number (12742505856).

Almost surely, 2^422342243225 is an apocalyptic number.

It is an amenable number.

422342243225 is a deficient number, since it is larger than the sum of its proper divisors (189298037863).

422342243225 is a wasteful number, since it uses less digits than its factorization.

422342243225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32534 (or 32529 counting only the distinct ones).

The product of its digits is 184320, while the sum is 35.

Adding to 422342243225 its reverse (522342243224), we get a palindrome (944684486449).

Subtracting 422342243225 from its reverse (522342243224), we obtain a palindrome (99999999999).

The spelling of 422342243225 in words is "four hundred twenty-two billion, three hundred forty-two million, two hundred forty-three thousand, two hundred twenty-five".