3642006 has 8 divisors (see below), whose sum is σ = 7284024. Its totient is φ = 1214000.

The previous prime is 3641999. The next prime is 3642019. The reversal of 3642006 is 6002463.

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

3642006 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303495 + ... + 303506.

It is an arithmetic number, because the mean of its divisors is an integer number (910503).

Almost surely, 2^3642006 is an apocalyptic number.

3642006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3642006 is a wasteful number, since it uses less digits than its factorization.

3642006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607006.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3642006 is about 1908.4040452692. The cubic root of 3642006 is about 153.8556864734.

Adding to 3642006 its reverse (6002463), we get a palindrome (9644469).

The spelling of 3642006 in words is "three million, six hundred forty-two thousand, six".