424585425 has 24 divisors (see below), whose sum is σ = 765799200. Its totient is φ = 205859200.

The previous prime is 424585391. The next prime is 424585429. The reversal of 424585425 is 524585424.

It is not a de Polignac number, because 424585425 - 2⁶ = 424585361 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (424585429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 256500 + ... + 258149.

It is an arithmetic number, because the mean of its divisors is an integer number (31908300).

Almost surely, 2^424585425 is an apocalyptic number.

It is an amenable number.

424585425 is a deficient number, since it is larger than the sum of its proper divisors (341213775).

424585425 is a wasteful number, since it uses less digits than its factorization.

424585425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514673 (or 514668 counting only the distinct ones).

The product of its digits is 256000, while the sum is 39.

The square root of 424585425 is about 20605.4707541468. The cubic root of 424585425 is about 751.6027502601.

Subtracting 424585425 from its reverse (524585424), we obtain a palindrome (99999999).

The spelling of 424585425 in words is "four hundred twenty-four million, five hundred eighty-five thousand, four hundred twenty-five".