3669512 has 96 divisors (see below), whose sum is σ = 9357120. Its totient is φ = 1330560.

The previous prime is 3669511. The next prime is 3669521. The reversal of 3669512 is 2159663.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99158 + ... + 99194.

It is an arithmetic number, because the mean of its divisors is an integer number (97470).

Almost surely, 2^3669512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3669512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4678560).

3669512 is an abundant number, since it is smaller than the sum of its proper divisors (5687608).

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

3669512 is a wasteful number, since it uses less digits than its factorization.

3669512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91 (or 80 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 3669512 is about 1915.5970348693. The cubic root of 3669512 is about 154.2420436203.

The spelling of 3669512 in words is "three million, six hundred sixty-nine thousand, five hundred twelve".