2423661 has 8 divisors (see below), whose sum is σ = 3286560. Its totient is φ = 1588272.

The previous prime is 2423651. The next prime is 2423669. The reversal of 2423661 is 1663242.

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

It is not a de Polignac number, because 2423661 - 2⁹ = 2423149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6670 + ... + 7023.

It is an arithmetic number, because the mean of its divisors is an integer number (410820).

2^2423661 is an apocalyptic number.

It is an amenable number.

2423661 is a deficient number, since it is larger than the sum of its proper divisors (862899).

2423661 is a wasteful number, since it uses less digits than its factorization.

2423661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13755.

The product of its digits is 1728, while the sum is 24.

The square root of 2423661 is about 1556.8111638860. The cubic root of 2423661 is about 134.3251367904.

The spelling of 2423661 in words is "two million, four hundred twenty-three thousand, six hundred sixty-one".