3494688 has 48 divisors (see below), whose sum is σ = 9344160. Its totient is φ = 1143296.

The previous prime is 3494681. The next prime is 3494693. The reversal of 3494688 is 8864943.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (3494681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5356 + ... + 5972.

It is an arithmetic number, because the mean of its divisors is an integer number (194670).

Almost surely, 2^3494688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3494688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4672080).

3494688 is an abundant number, since it is smaller than the sum of its proper divisors (5849472).

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

3494688 is a wasteful number, since it uses less digits than its factorization.

3494688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 681 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 3494688 is about 1869.4084625892. The cubic root of 3494688 is about 151.7525984608.

The spelling of 3494688 in words is "three million, four hundred ninety-four thousand, six hundred eighty-eight".