425676720 has 160 divisors (see below), whose sum is σ = 1539187200. Its totient is φ = 97278720.

The previous prime is 425676689. The next prime is 425676743. The reversal of 425676720 is 27676524.

It is a happy 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 31 ways as a sum of consecutive naturals, for example, 79735 + ... + 84905.

It is an arithmetic number, because the mean of its divisors is an integer number (9619920).

Almost surely, 2^425676720 is an apocalyptic number.

425676720 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 425676720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769593600).

425676720 is an abundant number, since it is smaller than the sum of its proper divisors (1113510480).

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

425676720 is a wasteful number, since it uses less digits than its factorization.

425676720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5208 (or 5188 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 425676720 is about 20631.9344706210. The cubic root of 425676720 is about 752.2461375506.

The spelling of 425676720 in words is "four hundred twenty-five million, six hundred seventy-six thousand, seven hundred twenty".