3470656 has 56 divisors (see below), whose sum is σ = 8062976. Its totient is φ = 1451520.

The previous prime is 3470653. The next prime is 3470671. The reversal of 3470656 is 6560743.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3470653) 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, 27265 + ... + 27391.

Almost surely, 2^3470656 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 3470656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4031488).

3470656 is an abundant number, since it is smaller than the sum of its proper divisors (4592320).

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

3470656 is a wasteful number, since it uses less digits than its factorization.

3470656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 3470656 is about 1862.9696723243. The cubic root of 3470656 is about 151.4039445279.

The spelling of 3470656 in words is "three million, four hundred seventy thousand, six hundred fifty-six".