3669667 has 4 divisors (see below), whose sum is σ = 3738960. Its totient is φ = 3600376.

The previous prime is 3669649. The next prime is 3669691. The reversal of 3669667 is 7669663.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3669667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3669647) 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, 34567 + ... + 34672.

It is an arithmetic number, because the mean of its divisors is an integer number (934740).

Almost surely, 2^3669667 is an apocalyptic number.

3669667 is a deficient number, since it is larger than the sum of its proper divisors (69293).

3669667 is an equidigital number, since it uses as much as digits as its factorization.

3669667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69292.

The product of its digits is 244944, while the sum is 43.

The square root of 3669667 is about 1915.6374918027. The cubic root of 3669667 is about 154.2442153151.

It can be divided in two parts, 36696 and 67, that added together give a palindrome (36763).

The spelling of 3669667 in words is "three million, six hundred sixty-nine thousand, six hundred sixty-seven".