1425772800 has 432 divisors, whose sum is σ = 5393543680. Its totient is φ = 368271360.

The previous prime is 1425772793. The next prime is 1425772823. The reversal of 1425772800 is 82775241.

1425772800 is a `hidden beast` number, since 1 + 4 + 2 + 577 + 2 + 80 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 6393489 + ... + 6393711.

Almost surely, 2^1425772800 is an apocalyptic number.

1425772800 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 1425772800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2696771840).

1425772800 is an abundant number, since it is smaller than the sum of its proper divisors (3967770880).

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

1425772800 is a wasteful number, since it uses less digits than its factorization.

1425772800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 1425772800 is about 37759.4067750011. The cubic root of 1425772800 is about 1125.5119447758.

The spelling of 1425772800 in words is "one billion, four hundred twenty-five million, seven hundred seventy-two thousand, eight hundred".