3420706425 has 96 divisors (see below), whose sum is σ = 6259420800. Its totient is φ = 1641000960.

The previous prime is 3420706411. The next prime is 3420706447. The reversal of 3420706425 is 5246070243.

It is not a de Polignac number, because 3420706425 - 2⁴ = 3420706409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2782711 + ... + 2783939.

It is an arithmetic number, because the mean of its divisors is an integer number (65202300).

Almost surely, 2^3420706425 is an apocalyptic number.

It is an amenable number.

3420706425 is a deficient number, since it is larger than the sum of its proper divisors (2838714375).

3420706425 is a wasteful number, since it uses less digits than its factorization.

3420706425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355 (or 1350 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 3420706425 is about 58486.8055633063. The cubic root of 3420706425 is about 1506.7409829414.

Adding to 3420706425 its reverse (5246070243), we get a palindrome (8666776668).

The spelling of 3420706425 in words is "three billion, four hundred twenty million, seven hundred six thousand, four hundred twenty-five".