8264749 has 2 divisors, whose sum is σ = 8264750. Its totient is φ = 8264748.

The previous prime is 8264731. The next prime is 8264777. The reversal of 8264749 is 9474628.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5846724 + 2418025 = 2418^2 + 1555^2 .

It is a cyclic number.

It is not a de Polignac number, because 8264749 - 2¹⁹ = 7740461 is a prime.

It is an Ulam number.

8264749 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8261749) 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 as a sum of consecutive naturals, namely, 4132374 + 4132375.

It is an arithmetic number, because the mean of its divisors is an integer number (4132375).

Almost surely, 2^8264749 is an apocalyptic number.

It is an amenable number.

8264749 is a deficient number, since it is larger than the sum of its proper divisors (1).

8264749 is an equidigital number, since it uses as much as digits as its factorization.

8264749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 8264749 is about 2874.8476481372. The cubic root of 8264749 is about 202.1823419705.

The spelling of 8264749 in words is "eight million, two hundred sixty-four thousand, seven hundred forty-nine".