5665615 has 8 divisors (see below), whose sum is σ = 6943680. Its totient is φ = 4435872.

The previous prime is 5665609. The next prime is 5665631. The reversal of 5665615 is 5165665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5665615 - 2¹³ = 5657423 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11820 + ... + 12289.

It is an arithmetic number, because the mean of its divisors is an integer number (867960).

Almost surely, 2^5665615 is an apocalyptic number.

5665615 is a deficient number, since it is larger than the sum of its proper divisors (1278065).

5665615 is a wasteful number, since it uses less digits than its factorization.

5665615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24161.

The product of its digits is 27000, while the sum is 34.

The square root of 5665615 is about 2380.2552384146. The cubic root of 5665615 is about 178.2716783012.

The spelling of 5665615 in words is "five million, six hundred sixty-five thousand, six hundred fifteen".