3662018 has 4 divisors (see below), whose sum is σ = 5493030. Its totient is φ = 1831008.

The previous prime is 3662011. The next prime is 3662039. The reversal of 3662018 is 8102663.

3662018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8102663 = 1487 ⋅5449.

It can be written as a sum of positive squares in only one way, i.e., 1885129 + 1776889 = 1373^2 + 1333^2 .

It is not an unprimeable number, because it can be changed into a prime (3662011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 915503 + ... + 915506.

Almost surely, 2^3662018 is an apocalyptic number.

3662018 is a deficient number, since it is larger than the sum of its proper divisors (1831012).

3662018 is a wasteful number, since it uses less digits than its factorization.

3662018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831011.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3662018 is about 1913.6399870404. The cubic root of 3662018 is about 154.1369726432.

The spelling of 3662018 in words is "three million, six hundred sixty-two thousand, eighteen".