425335444 has 24 divisors (see below), whose sum is σ = 829604160. Its totient is φ = 189622656.

The previous prime is 425335433. The next prime is 425335457. The reversal of 425335444 is 444533524.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 163312 + ... + 165895.

It is an arithmetic number, because the mean of its divisors is an integer number (34566840).

Almost surely, 2^425335444 is an apocalyptic number.

It is an amenable number.

425335444 is a deficient number, since it is larger than the sum of its proper divisors (404268716).

425335444 is a wasteful number, since it uses less digits than its factorization.

425335444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329247 (or 329245 counting only the distinct ones).

The product of its digits is 115200, while the sum is 34.

The square root of 425335444 is about 20623.6622354033. The cubic root of 425335444 is about 752.0450520957.

Adding to 425335444 its reverse (444533524), we get a palindrome (869868968).

The spelling of 425335444 in words is "four hundred twenty-five million, three hundred thirty-five thousand, four hundred forty-four".