8474849 has 2 divisors, whose sum is σ = 8474850. Its totient is φ = 8474848.

The previous prime is 8474831. The next prime is 8474863. The reversal of 8474849 is 9484748.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4243600 + 4231249 = 2060^2 + 2057^2 .

It is a cyclic number.

It is not a de Polignac number, because 8474849 - 2²⁰ = 7426273 is a prime.

It is not a weakly prime, because it can be changed into another prime (8474149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4237424 + 4237425.

It is an arithmetic number, because the mean of its divisors is an integer number (4237425).

Almost surely, 2^8474849 is an apocalyptic number.

It is an amenable number.

8474849 is a deficient number, since it is larger than the sum of its proper divisors (1).

8474849 is an equidigital number, since it uses as much as digits as its factorization.

8474849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 44.

The square root of 8474849 is about 2911.1593910331. The cubic root of 8474849 is about 203.8812666117.

The spelling of 8474849 in words is "eight million, four hundred seventy-four thousand, eight hundred forty-nine".