3421788507 has 12 divisors (see below), whose sum is σ = 4948485360. Its totient is φ = 2278468368.

The previous prime is 3421788497. The next prime is 3421788521. The reversal of 3421788507 is 7058871243.

It is not a de Polignac number, because 3421788507 - 2¹² = 3421784411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3421788547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219028 + ... + 234129.

It is an arithmetic number, because the mean of its divisors is an integer number (412373780).

Almost surely, 2^3421788507 is an apocalyptic number.

3421788507 is a deficient number, since it is larger than the sum of its proper divisors (1526696853).

3421788507 is a wasteful number, since it uses less digits than its factorization.

3421788507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454002 (or 453999 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The square root of 3421788507 is about 58496.0554823998. The cubic root of 3421788507 is about 1506.8998434423.

The spelling of 3421788507 in words is "three billion, four hundred twenty-one million, seven hundred eighty-eight thousand, five hundred seven".