1422005225 has 12 divisors (see below), whose sum is σ = 1765132560. Its totient is φ = 1136413200.

The previous prime is 1422005213. The next prime is 1422005281. The reversal of 1422005225 is 5225002241.

It is not a de Polignac number, because 1422005225 - 2⁶ = 1422005161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1422005225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5015 + ... + 53564.

It is an arithmetic number, because the mean of its divisors is an integer number (147094380).

Almost surely, 2^1422005225 is an apocalyptic number.

It is an amenable number.

1422005225 is a deficient number, since it is larger than the sum of its proper divisors (343127335).

1422005225 is an equidigital number, since it uses as much as digits as its factorization.

1422005225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59560 (or 59555 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 1422005225 is about 37709.4845496461. The cubic root of 1422005225 is about 1124.5196896144.

Adding to 1422005225 its reverse (5225002241), we get a palindrome (6647007466).

The spelling of 1422005225 in words is "one billion, four hundred twenty-two million, five thousand, two hundred twenty-five".