3665098 has 16 divisors (see below), whose sum is σ = 5856840. Its totient is φ = 1720128.

The previous prime is 3665089. The next prime is 3665117. The reversal of 3665098 is 8905663.

It can be written as a sum of positive squares in 4 ways, for example, as 3301489 + 363609 = 1817^2 + 603^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9640 + ... + 10012.

Almost surely, 2^3665098 is an apocalyptic number.

3665098 is a deficient number, since it is larger than the sum of its proper divisors (2191742).

3665098 is an equidigital number, since it uses as much as digits as its factorization.

3665098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 3665098 is about 1914.4445669698. Note that the first 3 decimals coincide. The cubic root of 3665098 is about 154.1801736725.

The spelling of 3665098 in words is "three million, six hundred sixty-five thousand, ninety-eight".