3631006 has 8 divisors (see below), whose sum is σ = 5573304. Its totient is φ = 1773240.

The previous prime is 3630997. The next prime is 3631007. The reversal of 3631006 is 6001363.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3631007) 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, 21025 + ... + 21196.

It is an arithmetic number, because the mean of its divisors is an integer number (696663).

Almost surely, 2^3631006 is an apocalyptic number.

3631006 is a deficient number, since it is larger than the sum of its proper divisors (1942298).

3631006 is a wasteful number, since it uses less digits than its factorization.

3631006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42266.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3631006 is about 1905.5198765691. The cubic root of 3631006 is about 153.7006327944.

Adding to 3631006 its reverse (6001363), we get a palindrome (9632369).

It can be divided in two parts, 363 and 1006, that added together give a square (1369 = 37²).

The spelling of 3631006 in words is "three million, six hundred thirty-one thousand, six".