43574897 has 4 divisors (see below), whose sum is σ = 43590516. Its totient is φ = 43559280.

The previous prime is 43574873. The next prime is 43574911. The reversal of 43574897 is 79847534.

43574897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21381376 + 22193521 = 4624^2 + 4711^2 .

It is a cyclic number.

It is not a de Polignac number, because 43574897 - 2⁶ = 43574833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43574837) 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 3 ways as a sum of consecutive naturals, for example, 2354 + ... + 9627.

It is an arithmetic number, because the mean of its divisors is an integer number (10897629).

Almost surely, 2^43574897 is an apocalyptic number.

It is an amenable number.

43574897 is a deficient number, since it is larger than the sum of its proper divisors (15619).

43574897 is a wasteful number, since it uses less digits than its factorization.

43574897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15618.

The product of its digits is 846720, while the sum is 47.

The square root of 43574897 is about 6601.1284641340. The cubic root of 43574897 is about 351.8942116028.

The spelling of 43574897 in words is "forty-three million, five hundred seventy-four thousand, eight hundred ninety-seven".