425344025 has 12 divisors (see below), whose sum is σ = 544441344. Its totient is φ = 329298000.

The previous prime is 425344021. The next prime is 425344043. The reversal of 425344025 is 520443524.

It is not a de Polignac number, because 425344025 - 2² = 425344021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425344021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273641 + ... + 275190.

It is an arithmetic number, because the mean of its divisors is an integer number (45370112).

Almost surely, 2^425344025 is an apocalyptic number.

It is an amenable number.

425344025 is a deficient number, since it is larger than the sum of its proper divisors (119097319).

425344025 is a wasteful number, since it uses less digits than its factorization.

425344025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548872 (or 548867 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 425344025 is about 20623.8702720901. The cubic root of 425344025 is about 752.0501094806.

Adding to 425344025 its reverse (520443524), we get a palindrome (945787549).

The spelling of 425344025 in words is "four hundred twenty-five million, three hundred forty-four thousand, twenty-five".