3665088 has 140 divisors (see below), whose sum is σ = 12539472. Its totient is φ = 1036800.

The previous prime is 3665087. The next prime is 3665089. The reversal of 3665088 is 8805663.

It is an interprime number because it is at equal distance from previous prime (3665087) and next prime (3665089).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3665087) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 36238 + ... + 36338.

Almost surely, 2^3665088 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 3665088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6269736).

3665088 is an abundant number, since it is smaller than the sum of its proper divisors (8874384).

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

3665088 is a wasteful number, since it uses less digits than its factorization.

3665088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 3665088 is about 1914.4419552444. The cubic root of 3665088 is about 154.1800334486.

The spelling of 3665088 in words is "three million, six hundred sixty-five thousand, eighty-eight".