8461049 has 4 divisors (see below), whose sum is σ = 8689764. Its totient is φ = 8232336.

The previous prime is 8461043. The next prime is 8461091. The reversal of 8461049 is 9401648.

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 4380649 + 4080400 = 2093^2 + 2020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8461049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8461043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114302 + ... + 114375.

It is an arithmetic number, because the mean of its divisors is an integer number (2172441).

Almost surely, 2^8461049 is an apocalyptic number.

It is an amenable number.

8461049 is a deficient number, since it is larger than the sum of its proper divisors (228715).

8461049 is a wasteful number, since it uses less digits than its factorization.

8461049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228714.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 8461049 is about 2908.7882356748. The cubic root of 8461049 is about 203.7705433011.

The spelling of 8461049 in words is "eight million, four hundred sixty-one thousand, forty-nine".