4313661 has 16 divisors (see below), whose sum is σ = 6371328. Its totient is φ = 2574000.

The previous prime is 4313653. The next prime is 4313669. The reversal of 4313661 is 1663134.

4313661 = 220² + 221² + ... + 286².

It is an interprime number because it is at equal distance from previous prime (4313653) and next prime (4313669).

It is not a de Polignac number, because 4313661 - 2³ = 4313653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4313669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1236 + ... + 3186.

It is an arithmetic number, because the mean of its divisors is an integer number (398208).

Almost surely, 2^4313661 is an apocalyptic number.

It is an amenable number.

4313661 is a deficient number, since it is larger than the sum of its proper divisors (2057667).

4313661 is a wasteful number, since it uses less digits than its factorization.

4313661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032.

The product of its digits is 1296, while the sum is 24.

The square root of 4313661 is about 2076.9354828689. The cubic root of 4313661 is about 162.7853573833.

Adding to 4313661 its reverse (1663134), we get a palindrome (5976795).

The spelling of 4313661 in words is "four million, three hundred thirteen thousand, six hundred sixty-one".