425344134 has 8 divisors (see below), whose sum is σ = 850688280. Its totient is φ = 141781376.

The previous prime is 425344121. The next prime is 425344141. The reversal of 425344134 is 431443524.

It is a sphenic number, since it is the product of 3 distinct primes.

425344134 is an admirable number.

It is a Curzon number.

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, 35445339 + ... + 35445350.

It is an arithmetic number, because the mean of its divisors is an integer number (106336035).

Almost surely, 2^425344134 is an apocalyptic number.

425344134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

425344134 is a wasteful number, since it uses less digits than its factorization.

425344134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70890694.

The product of its digits is 23040, while the sum is 30.

The square root of 425344134 is about 20623.8729146589. The cubic root of 425344134 is about 752.0501737215.

Adding to 425344134 its reverse (431443524), we get a palindrome (856787658).

The spelling of 425344134 in words is "four hundred twenty-five million, three hundred forty-four thousand, one hundred thirty-four".