43240983 has 4 divisors (see below), whose sum is σ = 57654648. Its totient is φ = 28827320.

The previous prime is 43240973. The next prime is 43240991. The reversal of 43240983 is 38904234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43240983 - 2⁸ = 43240727 is a prime.

It is a super-2 number, since 2×43240983² = 3739565221612578, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43240933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7206828 + ... + 7206833.

It is an arithmetic number, because the mean of its divisors is an integer number (14413662).

Almost surely, 2^43240983 is an apocalyptic number.

43240983 is a deficient number, since it is larger than the sum of its proper divisors (14413665).

43240983 is a wasteful number, since it uses less digits than its factorization.

43240983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14413664.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 43240983 is about 6575.7876334322. The cubic root of 43240983 is about 350.9930518669.

The spelling of 43240983 in words is "forty-three million, two hundred forty thousand, nine hundred eighty-three".