3696669 has 6 divisors (see below), whose sum is σ = 5339646. Its totient is φ = 2464440.

The previous prime is 3696643. The next prime is 3696703. The reversal of 3696669 is 9666963.

It can be written as a sum of positive squares in only one way, i.e., 2722500 + 974169 = 1650^2 + 987^2 .

It is not a de Polignac number, because 3696669 - 2¹² = 3692573 is a prime.

It is a super-2 number, since 2×3696669² = 27330723391122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3696619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 205362 + ... + 205379.

It is an arithmetic number, because the mean of its divisors is an integer number (889941).

Almost surely, 2^3696669 is an apocalyptic number.

It is an amenable number.

3696669 is a deficient number, since it is larger than the sum of its proper divisors (1642977).

3696669 is a wasteful number, since it uses less digits than its factorization.

3696669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410747 (or 410744 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 3696669 is about 1922.6723589837. The cubic root of 3696669 is about 154.6216090965.

The spelling of 3696669 in words is "three million, six hundred ninety-six thousand, six hundred sixty-nine".