3420518634 has 24 divisors (see below), whose sum is σ = 7981210692. Its totient is φ = 1052467200.

The previous prime is 3420518597. The next prime is 3420518707. The reversal of 3420518634 is 4368150243.

3420518634 is a `hidden beast` number, since 3 + 4 + 2 + 0 + 5 + 18 + 634 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3420495225 + 23409 = 58485^2 + 153^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7308567 + ... + 7309034.

Almost surely, 2^3420518634 is an apocalyptic number.

3420518634 is an abundant number, since it is smaller than the sum of its proper divisors (4560692058).

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

3420518634 is a wasteful number, since it uses less digits than its factorization.

3420518634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14617622 (or 14617619 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 3420518634 is about 58485.2001278956. The cubic root of 3420518634 is about 1506.7134099259.

Adding to 3420518634 its reverse (4368150243), we get a palindrome (7788668877).

The spelling of 3420518634 in words is "three billion, four hundred twenty million, five hundred eighteen thousand, six hundred thirty-four".