43283961 has 24 divisors (see below), whose sum is σ = 72131904. Its totient is φ = 24498720.

The previous prime is 43283951. The next prime is 43283971. The reversal of 43283961 is 16938234.

It is an interprime number because it is at equal distance from previous prime (43283951) and next prime (43283971).

It is not a de Polignac number, because 43283961 - 2⁶ = 43283897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43283951) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3531 + ... + 9951.

It is an arithmetic number, because the mean of its divisors is an integer number (3005496).

Almost surely, 2^43283961 is an apocalyptic number.

It is an amenable number.

43283961 is a deficient number, since it is larger than the sum of its proper divisors (28847943).

43283961 is a wasteful number, since it uses less digits than its factorization.

43283961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541 (or 6538 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 43283961 is about 6579.0547193347. The cubic root of 43283961 is about 351.1092994893.

It can be divided in two parts, 43283 and 961, that added together give a palindrome (44244).

The spelling of 43283961 in words is "forty-three million, two hundred eighty-three thousand, nine hundred sixty-one".