3425420405 has 16 divisors (see below), whose sum is σ = 4638816000. Its totient is φ = 2405309760.

The previous prime is 3425420381. The next prime is 3425420419. The reversal of 3425420405 is 5040245243.

3425420405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3425420405 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1072205 + ... + 1075394.

It is an arithmetic number, because the mean of its divisors is an integer number (289926000).

Almost surely, 2^3425420405 is an apocalyptic number.

It is an amenable number.

3425420405 is a deficient number, since it is larger than the sum of its proper divisors (1213395595).

3425420405 is a wasteful number, since it uses less digits than its factorization.

3425420405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147644.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 3425420405 is about 58527.0912056972. The cubic root of 3425420405 is about 1507.4327978059.

Adding to 3425420405 its reverse (5040245243), we get a palindrome (8465665648).

The spelling of 3425420405 in words is "three billion, four hundred twenty-five million, four hundred twenty thousand, four hundred five".