5646611 has 4 divisors (see below), whose sum is σ = 5675472. Its totient is φ = 5617752.

The previous prime is 5646593. The next prime is 5646617. The reversal of 5646611 is 1166465.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1166465 = 5 ⋅233293.

It is a cyclic number.

It is not a de Polignac number, because 5646611 - 2¹⁴ = 5630227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5646617) 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, 14135 + ... + 14528.

It is an arithmetic number, because the mean of its divisors is an integer number (1418868).

Almost surely, 2^5646611 is an apocalyptic number.

5646611 is a deficient number, since it is larger than the sum of its proper divisors (28861).

5646611 is a wasteful number, since it uses less digits than its factorization.

5646611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28860.

The product of its digits is 4320, while the sum is 29.

The square root of 5646611 is about 2376.2598763603. The cubic root of 5646611 is about 178.0721312678.

It can be divided in two parts, 56466 and 11, that multiplied together give a palindrome (621126).

The spelling of 5646611 in words is "five million, six hundred forty-six thousand, six hundred eleven".