425303530 has 16 divisors (see below), whose sum is σ = 786237480. Its totient is φ = 165523392.

The previous prime is 425303513. The next prime is 425303533. The reversal of 425303530 is 35303524.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 320875569 + 104427961 = 17913^2 + 10219^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425303495 and 425303504.

It is not an unprimeable number, because it can be changed into a prime (425303533) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 574365 + ... + 575104.

Almost surely, 2^425303530 is an apocalyptic number.

425303530 is a deficient number, since it is larger than the sum of its proper divisors (360933950).

425303530 is a wasteful number, since it uses less digits than its factorization.

425303530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149513.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 425303530 is about 20622.8884979772. Note that the first 3 decimals coincide. The cubic root of 425303530 is about 752.0262423410.

The spelling of 425303530 in words is "four hundred twenty-five million, three hundred three thousand, five hundred thirty".