425855934 has 64 divisors (see below), whose sum is σ = 1091750400. Its totient is φ = 120524544.

The previous prime is 425855929. The next prime is 425855951. The reversal of 425855934 is 439558524.

425855934 is a `hidden beast` number, since 4 + 2 + 58 + 5 + 593 + 4 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 425855934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35182 + ... + 45710.

It is an arithmetic number, because the mean of its divisors is an integer number (17058600).

Almost surely, 2^425855934 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425855934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545875200).

425855934 is an abundant number, since it is smaller than the sum of its proper divisors (665894466).

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

425855934 is a wasteful number, since it uses less digits than its factorization.

425855934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10654 (or 10648 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 425855934 is about 20636.2771351811. The cubic root of 425855934 is about 752.3516903627.

The spelling of 425855934 in words is "four hundred twenty-five million, eight hundred fifty-five thousand, nine hundred thirty-four".