425305000 has 40 divisors (see below), whose sum is σ = 996501330. Its totient is φ = 170120000.

The previous prime is 425304967. The next prime is 425305003. The reversal of 425305000 is 503524.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 63011844 + 362293156 = 7938^2 + 19034^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (425305003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37531 + ... + 47530.

Almost surely, 2^425305000 is an apocalyptic number.

425305000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425305000 is an abundant number, since it is smaller than the sum of its proper divisors (571196330).

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

425305000 is an equidigital number, since it uses as much as digits as its factorization.

425305000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85087 (or 85068 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 425305000 is about 20622.9241379587. The cubic root of 425305000 is about 752.0271087632.

Adding to 425305000 its reverse (503524), we get a palindrome (425808524).

The spelling of 425305000 in words is "four hundred twenty-five million, three hundred five thousand".