3670656 has 96 divisors (see below), whose sum is σ = 10852800. Its totient is φ = 1098240.

The previous prime is 3670651. The next prime is 3670661. The reversal of 3670656 is 6560763.

It is an interprime number because it is at equal distance from previous prime (3670651) and next prime (3670661).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (3670651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46425 + ... + 46503.

It is an arithmetic number, because the mean of its divisors is an integer number (113050).

Almost surely, 2^3670656 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 3670656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5426400).

3670656 is an abundant number, since it is smaller than the sum of its proper divisors (7182144).

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

3670656 is a wasteful number, since it uses less digits than its factorization.

3670656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 3670656 is about 1915.8956130228. The cubic root of 3670656 is about 154.2580706891.

The spelling of 3670656 in words is "three million, six hundred seventy thousand, six hundred fifty-six".