1422724800 has 504 divisors, whose sum is σ = 5687421696. Its totient is φ = 309872640.

The previous prime is 1422724753. The next prime is 1422724801. The reversal of 1422724800 is 84272241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1422724801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5409469 + ... + 5409731.

Almost surely, 2^1422724800 is an apocalyptic number.

1422724800 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 1422724800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2843710848).

1422724800 is an abundant number, since it is smaller than the sum of its proper divisors (4264696896).

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

1422724800 is a wasteful number, since it uses less digits than its factorization.

1422724800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 1422724800 is about 37719.0243776267. The cubic root of 1422724800 is about 1124.7093372545.

The spelling of 1422724800 in words is "one billion, four hundred twenty-two million, seven hundred twenty-four thousand, eight hundred".