425403224 has 16 divisors (see below), whose sum is σ = 801117600. Its totient is φ = 211771872.

The previous prime is 425403197. The next prime is 425403241. The reversal of 425403224 is 422304524.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 425403193 and 425403202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114272 + ... + 117935.

It is an arithmetic number, because the mean of its divisors is an integer number (50069850).

Almost surely, 2^425403224 is an apocalyptic number.

It is an amenable number.

425403224 is a deficient number, since it is larger than the sum of its proper divisors (375714376).

425403224 is a wasteful number, since it uses less digits than its factorization.

425403224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232442 (or 232438 counting only the distinct ones).

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

The square root of 425403224 is about 20625.3054280415. The cubic root of 425403224 is about 752.0849977487.

Adding to 425403224 its reverse (422304524), we get a palindrome (847707748).

The spelling of 425403224 in words is "four hundred twenty-five million, four hundred three thousand, two hundred twenty-four".