425789444 has 12 divisors (see below), whose sum is σ = 745425744. Its totient is φ = 212810664.

The previous prime is 425789443. The next prime is 425789461. The reversal of 425789444 is 444987524.

It is not an unprimeable number, because it can be changed into a prime (425789443) 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, 8834 + ... + 30489.

It is an arithmetic number, because the mean of its divisors is an integer number (62118812).

Almost surely, 2^425789444 is an apocalyptic number.

It is an amenable number.

425789444 is a deficient number, since it is larger than the sum of its proper divisors (319636300).

425789444 is a wasteful number, since it uses less digits than its factorization.

425789444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42034 (or 42032 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 425789444 is about 20634.6660743517. Note that the first 3 decimals coincide. The cubic root of 425789444 is about 752.3125327795.

The spelling of 425789444 in words is "four hundred twenty-five million, seven hundred eighty-nine thousand, four hundred forty-four".