425003444 has 12 divisors (see below), whose sum is σ = 754231968. Its totient is φ = 209508600.

The previous prime is 425003437. The next prime is 425003461. The reversal of 425003444 is 444300524.

It is a super-2 number, since 2×425003444² = 361255854823722272, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 747962 + ... + 748529.

It is an arithmetic number, because the mean of its divisors is an integer number (62852664).

Almost surely, 2^425003444 is an apocalyptic number.

It is an amenable number.

425003444 is a deficient number, since it is larger than the sum of its proper divisors (329228524).

425003444 is a wasteful number, since it uses less digits than its factorization.

425003444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496566 (or 1496564 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 425003444 is about 20615.6116571883. The cubic root of 425003444 is about 751.8493289692.

Adding to 425003444 its reverse (444300524), we get a palindrome (869303968).

The spelling of 425003444 in words is "four hundred twenty-five million, three thousand, four hundred forty-four".