3668436 has 24 divisors (see below), whose sum is σ = 9511040. Its totient is φ = 1222776.

The previous prime is 3668419. The next prime is 3668461. The reversal of 3668436 is 6348663.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3668436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16876 + ... + 17091.

Almost surely, 2^3668436 is an apocalyptic number.

3668436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3668436 is an abundant number, since it is smaller than the sum of its proper divisors (5842604).

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

3668436 is a wasteful number, since it uses less digits than its factorization.

3668436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33980 (or 33972 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 3668436 is about 1915.3161618908. The cubic root of 3668436 is about 154.2269661692.

The spelling of 3668436 in words is "three million, six hundred sixty-eight thousand, four hundred thirty-six".