425516800 has 108 divisors (see below), whose sum is σ = 1115459856. Its totient is φ = 160153600.

The previous prime is 425516779. The next prime is 425516827. The reversal of 425516800 is 8615524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106845 + ... + 110755.

It is an arithmetic number, because the mean of its divisors is an integer number (10328332).

Almost surely, 2^425516800 is an apocalyptic number.

425516800 is a gapful number since it is divisible by the number (40) 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 425516800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557729928).

425516800 is an abundant number, since it is smaller than the sum of its proper divisors (689943056).

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

425516800 is a wasteful number, since it uses less digits than its factorization.

425516800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3954 (or 3935 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 425516800 is about 20628.0585610959. The cubic root of 425516800 is about 752.1519234325.

The spelling of 425516800 in words is "four hundred twenty-five million, five hundred sixteen thousand, eight hundred".