5659949 has 4 divisors (see below), whose sum is σ = 5842560. Its totient is φ = 5477340.

The previous prime is 5659943. The next prime is 5659957. The reversal of 5659949 is 9499565.

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 a de Polignac number, because none of the positive numbers 2^k-5659949 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 (5659943) 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 3 ways as a sum of consecutive naturals, for example, 91259 + ... + 91320.

It is an arithmetic number, because the mean of its divisors is an integer number (1460640).

Almost surely, 2^5659949 is an apocalyptic number.

It is an amenable number.

5659949 is a deficient number, since it is larger than the sum of its proper divisors (182611).

5659949 is a wasteful number, since it uses less digits than its factorization.

5659949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182610.

The product of its digits is 437400, while the sum is 47.

The square root of 5659949 is about 2379.0647322005. The cubic root of 5659949 is about 178.2122305487.

The spelling of 5659949 in words is "five million, six hundred fifty-nine thousand, nine hundred forty-nine".