3698604 has 72 divisors (see below), whose sum is σ = 11516960. Its totient is φ = 974592.

The previous prime is 3698581. The next prime is 3698623. The reversal of 3698604 is 4068963.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2712 + ... + 3840.

Almost surely, 2^3698604 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 3698604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5758480).

3698604 is an abundant number, since it is smaller than the sum of its proper divisors (7818356).

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

3698604 is a wasteful number, since it uses less digits than its factorization.

3698604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159 (or 1154 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 3698604 is about 1923.1754990120. The cubic root of 3698604 is about 154.6485829861.

The spelling of 3698604 in words is "three million, six hundred ninety-eight thousand, six hundred four".