3641670 has 48 divisors (see below), whose sum is σ = 9698832. Its totient is φ = 947520.

The previous prime is 3641653. The next prime is 3641707. The reversal of 3641670 is 761463.

3641670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3400 + ... + 4340.

It is an arithmetic number, because the mean of its divisors is an integer number (202059).

Almost surely, 2^3641670 is an apocalyptic number.

3641670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3641670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4849416).

3641670 is an abundant number, since it is smaller than the sum of its proper divisors (6057162).

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

3641670 is a wasteful number, since it uses less digits than its factorization.

3641670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3641670 is about 1908.3160115662. The cubic root of 3641670 is about 153.8509549143.

The spelling of 3641670 in words is "three million, six hundred forty-one thousand, six hundred seventy".