3654066 has 32 divisors (see below), whose sum is σ = 7983360. Its totient is φ = 1108224.

The previous prime is 3654037. The next prime is 3654067. The reversal of 3654066 is 6604563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5866 + ... + 6458.

It is an arithmetic number, because the mean of its divisors is an integer number (249480).

Almost surely, 2^3654066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3654066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3991680).

3654066 is an abundant number, since it is smaller than the sum of its proper divisors (4329294).

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

3654066 is a wasteful number, since it uses less digits than its factorization.

3654066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3654066 is about 1911.5611421035. The cubic root of 3654066 is about 154.0253233220.

The spelling of 3654066 in words is "three million, six hundred fifty-four thousand, sixty-six".