425345044 has 12 divisors (see below), whose sum is σ = 764471764. Its totient is φ = 206924544.

The previous prime is 425345033. The next prime is 425345047. The reversal of 425345044 is 440543524.

It can be written as a sum of positive squares in 2 ways, for example, as 162256644 + 263088400 = 12738^2 + 16220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425344997 and 425345015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425345047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1436829 + ... + 1437124.

Almost surely, 2^425345044 is an apocalyptic number.

It is an amenable number.

425345044 is a deficient number, since it is larger than the sum of its proper divisors (339126720).

425345044 is a wasteful number, since it uses less digits than its factorization.

425345044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873994 (or 2873992 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 425345044 is about 20623.8949764587. The cubic root of 425345044 is about 752.0507100442.

Adding to 425345044 its reverse (440543524), we get a palindrome (865888568).

The spelling of 425345044 in words is "four hundred twenty-five million, three hundred forty-five thousand, forty-four".