43660461 has 16 divisors (see below), whose sum is σ = 65992640. Its totient is φ = 25453440.

The previous prime is 43660451. The next prime is 43660469. The reversal of 43660461 is 16406634.

43660461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43660461 - 2¹¹ = 43658413 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 (43660469) 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 15 ways as a sum of consecutive naturals, for example, 28720 + ... + 30201.

It is an arithmetic number, because the mean of its divisors is an integer number (4124540).

Almost surely, 2^43660461 is an apocalyptic number.

It is an amenable number.

43660461 is a deficient number, since it is larger than the sum of its proper divisors (22332179).

43660461 is a wasteful number, since it uses less digits than its factorization.

43660461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58956.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 43660461 is about 6607.6062988044. The cubic root of 43660461 is about 352.1243883952.

The spelling of 43660461 in words is "forty-three million, six hundred sixty thousand, four hundred sixty-one".