425345464 has 8 divisors (see below), whose sum is σ = 797522760. Its totient is φ = 212672728.

The previous prime is 425345449. The next prime is 425345471. The reversal of 425345464 is 464543524.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 as a sum of consecutive naturals, namely, 26584084 + ... + 26584099.

It is an arithmetic number, because the mean of its divisors is an integer number (99690345).

Almost surely, 2^425345464 is an apocalyptic number.

It is an amenable number.

425345464 is a deficient number, since it is larger than the sum of its proper divisors (372177296).

425345464 is a wasteful number, since it uses less digits than its factorization.

425345464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53168189 (or 53168185 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

The square root of 425345464 is about 20623.9051588199. The cubic root of 425345464 is about 752.0509575775.

Adding to 425345464 its reverse (464543524), we get a palindrome (889888988).

The spelling of 425345464 in words is "four hundred twenty-five million, three hundred forty-five thousand, four hundred sixty-four".