424472625 has 48 divisors (see below), whose sum is σ = 768044160. Its totient is φ = 225540000.

The previous prime is 424472617. The next prime is 424472639. The reversal of 424472625 is 526274424.

424472625 is a `hidden beast` number, since 4 + 24 + 4 + 7 + 2 + 625 = 666.

It is not a de Polignac number, because 424472625 - 2³ = 424472617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424472625.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 403350 + ... + 404400.

It is an arithmetic number, because the mean of its divisors is an integer number (16000920).

Almost surely, 2^424472625 is an apocalyptic number.

424472625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

424472625 is a deficient number, since it is larger than the sum of its proper divisors (343571535).

424472625 is a wasteful number, since it uses less digits than its factorization.

424472625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431 (or 1418 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The square root of 424472625 is about 20602.7334351537. The cubic root of 424472625 is about 751.5361847005.

The spelling of 424472625 in words is "four hundred twenty-four million, four hundred seventy-two thousand, six hundred twenty-five".