1422545524 has 6 divisors (see below), whose sum is σ = 2489454674. Its totient is φ = 711272760.

The previous prime is 1422545521. The next prime is 1422545543. The reversal of 1422545524 is 4255452241.

It can be written as a sum of positive squares in only one way, i.e., 1262523024 + 160022500 = 35532^2 + 12650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1422545524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422545521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177818187 + ... + 177818194.

Almost surely, 2^1422545524 is an apocalyptic number.

It is an amenable number.

1422545524 is a deficient number, since it is larger than the sum of its proper divisors (1066909150).

1422545524 is a wasteful number, since it uses less digits than its factorization.

1422545524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355636385 (or 355636383 counting only the distinct ones).

The product of its digits is 64000, while the sum is 34.

The square root of 1422545524 is about 37716.6478362009. The cubic root of 1422545524 is about 1124.6620941379.

Adding to 1422545524 its reverse (4255452241), we get a palindrome (5677997765).

The spelling of 1422545524 in words is "one billion, four hundred twenty-two million, five hundred forty-five thousand, five hundred twenty-four".