3605670 has 24 divisors (see below), whose sum is σ = 9374976. Its totient is φ = 961488.

The previous prime is 3605669. The next prime is 3605671. The reversal of 3605670 is 765063.

It is an interprime number because it is at equal distance from previous prime (3605669) and next prime (3605671).

It is a super-2 number, since 2×3605670² = 26001712297800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3605671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19942 + ... + 20121.

It is an arithmetic number, because the mean of its divisors is an integer number (390624).

Almost surely, 2^3605670 is an apocalyptic number.

3605670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3605670 is an abundant number, since it is smaller than the sum of its proper divisors (5769306).

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

3605670 is a wasteful number, since it uses less digits than its factorization.

3605670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40076 (or 40073 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 3605670 is about 1898.8601844264. The cubic root of 3605670 is about 153.3423067632.

The spelling of 3605670 in words is "three million, six hundred five thousand, six hundred seventy".