3680018 has 8 divisors (see below), whose sum is σ = 5535948. Its totient is φ = 1834704.

The previous prime is 3680011. The next prime is 3680029. The reversal of 3680018 is 8100863.

It can be written as a sum of positive squares in 2 ways, for example, as 3659569 + 20449 = 1913^2 + 143^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3680011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1721 + ... + 3212.

Almost surely, 2^3680018 is an apocalyptic number.

3680018 is a deficient number, since it is larger than the sum of its proper divisors (1855930).

3680018 is a wasteful number, since it uses less digits than its factorization.

3680018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5308.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 3680018 is about 1918.3373008937. The cubic root of 3680018 is about 154.3891043078.

The spelling of 3680018 in words is "three million, six hundred eighty thousand, eighteen".