3656018 has 8 divisors (see below), whose sum is σ = 5772720. Its totient is φ = 1731780.

The previous prime is 3656017. The next prime is 3656033. The reversal of 3656018 is 8106563.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3656017) 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, 48068 + ... + 48143.

It is an arithmetic number, because the mean of its divisors is an integer number (721590).

Almost surely, 2^3656018 is an apocalyptic number.

3656018 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3656018 is a deficient number, since it is larger than the sum of its proper divisors (2116702).

3656018 is a wasteful number, since it uses less digits than its factorization.

3656018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96232.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 3656018 is about 1912.0716513771. The cubic root of 3656018 is about 154.0527451867.

The spelling of 3656018 in words is "three million, six hundred fifty-six thousand, eighteen".