1422425389 has 16 divisors (see below), whose sum is σ = 1802491776. Its totient is φ = 1090209600.

The previous prime is 1422425383. The next prime is 1422425393. The reversal of 1422425389 is 9835242241.

It is a cyclic number.

It is not a de Polignac number, because 1422425389 - 2¹¹ = 1422423341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422425383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146722 + ... + 156115.

It is an arithmetic number, because the mean of its divisors is an integer number (112655736).

Almost surely, 2^1422425389 is an apocalyptic number.

It is an amenable number.

1422425389 is a deficient number, since it is larger than the sum of its proper divisors (380066387).

1422425389 is a wasteful number, since it uses less digits than its factorization.

1422425389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302916.

The product of its digits is 138240, while the sum is 40.

The square root of 1422425389 is about 37715.0552034595. The cubic root of 1422425389 is about 1124.6304337371.

The spelling of 1422425389 in words is "one billion, four hundred twenty-two million, four hundred twenty-five thousand, three hundred eighty-nine".