3494656 has 72 divisors (see below), whose sum is σ = 8167824. Its totient is φ = 1474560.

The previous prime is 3494641. The next prime is 3494657. The reversal of 3494656 is 6564943.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3494657) 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, 47836 + ... + 47908.

It is an arithmetic number, because the mean of its divisors is an integer number (113442).

Almost surely, 2^3494656 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 3494656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4083912).

3494656 is an abundant number, since it is smaller than the sum of its proper divisors (4673168).

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

3494656 is a wasteful number, since it uses less digits than its factorization.

3494656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 103 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 3494656 is about 1869.3999037124. The cubic root of 3494656 is about 151.7521352723.

It can be divided in two parts, 349 and 4656, that added together give a palindrome (5005).

The spelling of 3494656 in words is "three million, four hundred ninety-four thousand, six hundred fifty-six".