1422424800 has 324 divisors, whose sum is σ = 5227696656. Its totient is φ = 377913600.

The previous prime is 1422424771. The next prime is 1422424813. The reversal of 1422424800 is 84242241.

1422424800 is a `hidden beast` number, since 142 + 2 + 42 + 480 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (324).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 5248665 + ... + 5248935.

Almost surely, 2^1422424800 is an apocalyptic number.

1422424800 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 1422424800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2613848328).

1422424800 is an abundant number, since it is smaller than the sum of its proper divisors (3805271856).

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

1422424800 is an frugal number, since it uses more digits than its factorization.

1422424800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

The square root of 1422424800 is about 37715.0473949059. The cubic root of 1422424800 is about 1124.6302785075.

The spelling of 1422424800 in words is "one billion, four hundred twenty-two million, four hundred twenty-four thousand, eight hundred".