5807661 has 16 divisors (see below), whose sum is σ = 8198016. Its totient is φ = 3649536.

The previous prime is 5807657. The next prime is 5807663. The reversal of 5807661 is 1667085.

It is not a de Polignac number, because 5807661 - 2² = 5807657 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5807663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4461 + ... + 5613.

It is an arithmetic number, because the mean of its divisors is an integer number (512376).

Almost surely, 2^5807661 is an apocalyptic number.

It is an amenable number.

5807661 is a deficient number, since it is larger than the sum of its proper divisors (2390355).

5807661 is a wasteful number, since it uses less digits than its factorization.

5807661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 5807661 is about 2409.9089194407. The cubic root of 5807661 is about 179.7492496179.

The spelling of 5807661 in words is "five million, eight hundred seven thousand, six hundred sixty-one".