5690661 has 4 divisors (see below), whose sum is σ = 7587552. Its totient is φ = 3793772.

The previous prime is 5690651. The next prime is 5690669. The reversal of 5690661 is 1660965.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5690661 - 2⁷ = 5690533 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5690669) 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, 948441 + ... + 948446.

It is an arithmetic number, because the mean of its divisors is an integer number (1896888).

Almost surely, 2^5690661 is an apocalyptic number.

It is an amenable number.

5690661 is a deficient number, since it is larger than the sum of its proper divisors (1896891).

5690661 is a wasteful number, since it uses less digits than its factorization.

5690661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896890.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 5690661 is about 2385.5106371593. The cubic root of 5690661 is about 178.5339875179.

The spelling of 5690661 in words is "five million, six hundred ninety thousand, six hundred sixty-one".