3632018 has 16 divisors (see below), whose sum is σ = 6070680. Its totient is φ = 1618176.

The previous prime is 3632011. The next prime is 3632023. The reversal of 3632018 is 8102363.

It can be written as a sum of positive squares in 4 ways, for example, as 1708249 + 1923769 = 1307^2 + 1387^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3631984 and 3632002.

It is not an unprimeable number, because it can be changed into a prime (3632011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1655 + ... + 3162.

Almost surely, 2^3632018 is an apocalyptic number.

3632018 is a deficient number, since it is larger than the sum of its proper divisors (2438662).

3632018 is a wasteful number, since it uses less digits than its factorization.

3632018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3632018 is about 1905.7854023998. The cubic root of 3632018 is about 153.7149108018.

The spelling of 3632018 in words is "three million, six hundred thirty-two thousand, eighteen".