1423342200 has 144 divisors (see below), whose sum is σ = 5132852280. Its totient is φ = 325328640.

The previous prime is 1423342199. The next prime is 1423342223. The reversal of 1423342200 is 22433241.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5194 + ... + 53606.

Almost surely, 2^1423342200 is an apocalyptic number.

1423342200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423342200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2566426140).

1423342200 is an abundant number, since it is smaller than the sum of its proper divisors (3709510080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423342200 is a wasteful number, since it uses less digits than its factorization.

1423342200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48446 (or 48430 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1423342200 is about 37727.2076888815. The cubic root of 1423342200 is about 1124.8720051913.

Adding to 1423342200 its reverse (22433241), we get a palindrome (1445775441).

The spelling of 1423342200 in words is "one billion, four hundred twenty-three million, three hundred forty-two thousand, two hundred".