3669726 has 8 divisors (see below), whose sum is σ = 7339464. Its totient is φ = 1223240.

The previous prime is 3669709. The next prime is 3669727. The reversal of 3669726 is 6279663.

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

3669726 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669727) 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, 305805 + ... + 305816.

It is an arithmetic number, because the mean of its divisors is an integer number (917433).

Almost surely, 2^3669726 is an apocalyptic number.

3669726 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.

3669726 is a wasteful number, since it uses less digits than its factorization.

3669726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611626.

The product of its digits is 81648, while the sum is 39.

The square root of 3669726 is about 1915.6528913141. The cubic root of 3669726 is about 154.2450419441.

The spelling of 3669726 in words is "three million, six hundred sixty-nine thousand, seven hundred twenty-six".