3669791 has 4 divisors (see below), whose sum is σ = 3724632. Its totient is φ = 3614952.

The previous prime is 3669769. The next prime is 3669803. The reversal of 3669791 is 1979663.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1979663 = 7 ⋅282809.

It is a cyclic number.

It is not a de Polignac number, because 3669791 - 2⁶ = 3669727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669751) 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, 27320 + ... + 27453.

It is an arithmetic number, because the mean of its divisors is an integer number (931158).

Almost surely, 2^3669791 is an apocalyptic number.

3669791 is a deficient number, since it is larger than the sum of its proper divisors (54841).

3669791 is an equidigital number, since it uses as much as digits as its factorization.

3669791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54840.

The product of its digits is 61236, while the sum is 41.

The square root of 3669791 is about 1915.6698567342. The cubic root of 3669791 is about 154.2459526269.

The spelling of 3669791 in words is "three million, six hundred sixty-nine thousand, seven hundred ninety-one".