43463961 has 6 divisors (see below), whose sum is σ = 62781290. Its totient is φ = 28975968.

The previous prime is 43463939. The next prime is 43463969. The reversal of 43463961 is 16936434.

43463961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42653961 + 810000 = 6531^2 + 900^2 .

It is not a de Polignac number, because 43463961 - 2⁶ = 43463897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43463969) 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 5 ways as a sum of consecutive naturals, for example, 2414656 + ... + 2414673.

Almost surely, 2^43463961 is an apocalyptic number.

It is an amenable number.

43463961 is a deficient number, since it is larger than the sum of its proper divisors (19317329).

43463961 is a wasteful number, since it uses less digits than its factorization.

43463961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4829335 (or 4829332 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 43463961 is about 6592.7203034863. The cubic root of 43463961 is about 351.5953322463.

The spelling of 43463961 in words is "forty-three million, four hundred sixty-three thousand, nine hundred sixty-one".