43474897 has 2 divisors, whose sum is σ = 43474898. Its totient is φ = 43474896.

The previous prime is 43474843. The next prime is 43474903. The reversal of 43474897 is 79847434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37344321 + 6130576 = 6111^2 + 2476^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43474897 is a prime.

It is not a weakly prime, because it can be changed into another prime (43474397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21737448 + 21737449.

It is an arithmetic number, because the mean of its divisors is an integer number (21737449).

Almost surely, 2^43474897 is an apocalyptic number.

It is an amenable number.

43474897 is a deficient number, since it is larger than the sum of its proper divisors (1).

43474897 is an equidigital number, since it uses as much as digits as its factorization.

43474897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 46.

The square root of 43474897 is about 6593.5496509847. The cubic root of 43474897 is about 351.6248181623.

The spelling of 43474897 in words is "forty-three million, four hundred seventy-four thousand, eight hundred ninety-seven".