3663699 has 8 divisors (see below), whose sum is σ = 5260752. Its totient is φ = 2254560.

The previous prime is 3663691. The next prime is 3663707. The reversal of 3663699 is 9963663.

It is an interprime number because it is at equal distance from previous prime (3663691) and next prime (3663707).

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

It is not a de Polignac number, because 3663699 - 2³ = 3663691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3663699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46932 + ... + 47009.

It is an arithmetic number, because the mean of its divisors is an integer number (657594).

Almost surely, 2^3663699 is an apocalyptic number.

3663699 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3663699 is a deficient number, since it is larger than the sum of its proper divisors (1597053).

3663699 is a wasteful number, since it uses less digits than its factorization.

3663699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93957.

The product of its digits is 157464, while the sum is 42.

The square root of 3663699 is about 1914.0791519684. The cubic root of 3663699 is about 154.1605538685.

The spelling of 3663699 in words is "three million, six hundred sixty-three thousand, six hundred ninety-nine".