1423544252 has 12 divisors (see below), whose sum is σ = 2682833496. Its totient is φ = 657020400.

The previous prime is 1423544233. The next prime is 1423544299. The reversal of 1423544252 is 2524453241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13687874 + ... + 13687977.

It is an arithmetic number, because the mean of its divisors is an integer number (223569458).

Almost surely, 2^1423544252 is an apocalyptic number.

It is an amenable number.

1423544252 is a deficient number, since it is larger than the sum of its proper divisors (1259289244).

1423544252 is a wasteful number, since it uses less digits than its factorization.

1423544252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27375868 (or 27375866 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 1423544252 is about 37729.8853960624. The cubic root of 1423544252 is about 1124.9252301254.

Adding to 1423544252 its reverse (2524453241), we get a palindrome (3947997493).

The spelling of 1423544252 in words is "one billion, four hundred twenty-three million, five hundred forty-four thousand, two hundred fifty-two".