425525444 has 12 divisors (see below), whose sum is σ = 783862800. Its totient is φ = 201564648.

The previous prime is 425525417. The next prime is 425525467. The reversal of 425525444 is 444525524.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2799434 + ... + 2799585.

It is an arithmetic number, because the mean of its divisors is an integer number (65321900).

Almost surely, 2^425525444 is an apocalyptic number.

It is an amenable number.

425525444 is a deficient number, since it is larger than the sum of its proper divisors (358337356).

425525444 is a wasteful number, since it uses less digits than its factorization.

425525444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5599042 (or 5599040 counting only the distinct ones).

The product of its digits is 128000, while the sum is 35.

The square root of 425525444 is about 20628.2680804764. The cubic root of 425525444 is about 752.1570164999.

The spelling of 425525444 in words is "four hundred twenty-five million, five hundred twenty-five thousand, four hundred forty-four".