3425128434 has 96 divisors (see below), whose sum is σ = 9428450304. Its totient is φ = 874177920.

The previous prime is 3425128429. The next prime is 3425128439. The reversal of 3425128434 is 4348215243.

3425128434 is a `hidden beast` number, since 34 + 2 + 512 + 84 + 34 = 666.

It is an interprime number because it is at equal distance from previous prime (3425128429) and next prime (3425128439).

It is not an unprimeable number, because it can be changed into a prime (3425128439) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17052 + ... + 84504.

It is an arithmetic number, because the mean of its divisors is an integer number (98213024).

Almost surely, 2^3425128434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3425128434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4714225152).

3425128434 is an abundant number, since it is smaller than the sum of its proper divisors (6003321870).

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

3425128434 is a wasteful number, since it uses less digits than its factorization.

3425128434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67512 (or 67509 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 3425128434 is about 58524.5968290257. The cubic root of 3425128434 is about 1507.3899671345.

The spelling of 3425128434 in words is "three billion, four hundred twenty-five million, one hundred twenty-eight thousand, four hundred thirty-four".