3420640552 has 16 divisors (see below), whose sum is σ = 7329944160. Its totient is φ = 1465988784.

The previous prime is 3420640549. The next prime is 3420640603. The reversal of 3420640552 is 2550460243.

3420640552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 30541378 + ... + 30541489.

It is an arithmetic number, because the mean of its divisors is an integer number (458121510).

Almost surely, 2^3420640552 is an apocalyptic number.

It is an amenable number.

3420640552 is an abundant number, since it is smaller than the sum of its proper divisors (3909303608).

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

3420640552 is a wasteful number, since it uses less digits than its factorization.

3420640552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61082880 (or 61082876 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 3420640552 is about 58486.2424164863. The cubic root of 3420640552 is about 1506.7313110419.

The spelling of 3420640552 in words is "three billion, four hundred twenty million, six hundred forty thousand, five hundred fifty-two".