425429625 has 16 divisors (see below), whose sum is σ = 707915520. Its totient is φ = 226895600.

The previous prime is 425429617. The next prime is 425429629. The reversal of 425429625 is 526924524.

It is not a de Polignac number, because 425429625 - 2³ = 425429617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425429629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 566865 + ... + 567614.

It is an arithmetic number, because the mean of its divisors is an integer number (44244720).

Almost surely, 2^425429625 is an apocalyptic number.

It is an amenable number.

425429625 is a deficient number, since it is larger than the sum of its proper divisors (282485895).

425429625 is a wasteful number, since it uses less digits than its factorization.

425429625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134497 (or 1134487 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 425429625 is about 20625.9454328765. The cubic root of 425429625 is about 752.1005558390.

The spelling of 425429625 in words is "four hundred twenty-five million, four hundred twenty-nine thousand, six hundred twenty-five".