425768384 has 56 divisors (see below), whose sum is σ = 885431808. Its totient is φ = 202878720.

The previous prime is 425768377. The next prime is 425768393. The reversal of 425768384 is 483867524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131327 + ... + 134529.

Almost surely, 2^425768384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425768384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442715904).

425768384 is an abundant number, since it is smaller than the sum of its proper divisors (459663424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425768384 is a wasteful number, since it uses less digits than its factorization.

425768384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313 (or 3303 counting only the distinct ones).

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

The square root of 425768384 is about 20634.1557617461. The cubic root of 425768384 is about 752.3001291816.

The spelling of 425768384 in words is "four hundred twenty-five million, seven hundred sixty-eight thousand, three hundred eighty-four".