3406869440 has 56 divisors (see below), whose sum is σ = 8736665280. Its totient is φ = 1257919488.

The previous prime is 3406869439. The next prime is 3406869443. The reversal of 3406869440 is 449686043.

It is a junction number, because it is equal to n+sod(n) for n = 3406869391 and 3406869400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406869443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405320 + ... + 413639.

It is an arithmetic number, because the mean of its divisors is an integer number (156011880).

Almost surely, 2^3406869440 is an apocalyptic number.

It is an amenable number.

3406869440 is an abundant number, since it is smaller than the sum of its proper divisors (5329795840).

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

3406869440 is a wasteful number, since it uses less digits than its factorization.

3406869440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818989 (or 818979 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The square root of 3406869440 is about 58368.3941872654. The cubic root of 3406869440 is about 1504.7066149229.

The spelling of 3406869440 in words is "three billion, four hundred six million, eight hundred sixty-nine thousand, four hundred forty".