3427249688 has 16 divisors (see below), whose sum is σ = 6705488880. Its totient is φ = 1639119328.

The previous prime is 3427249669. The next prime is 3427249703. The reversal of 3427249688 is 8869427243.

It is a congruent number.

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, 9312995 + ... + 9313362.

It is an arithmetic number, because the mean of its divisors is an integer number (419093055).

Almost surely, 2^3427249688 is an apocalyptic number.

It is an amenable number.

3427249688 is a deficient number, since it is larger than the sum of its proper divisors (3278239192).

3427249688 is a wasteful number, since it uses less digits than its factorization.

3427249688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18626386 (or 18626382 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 53.

The square root of 3427249688 is about 58542.7167801427. The cubic root of 3427249688 is about 1507.7010890074.

The spelling of 3427249688 in words is "three billion, four hundred twenty-seven million, two hundred forty-nine thousand, six hundred eighty-eight".