6410749 has 2 divisors, whose sum is σ = 6410750. Its totient is φ = 6410748.

The previous prime is 6410743. The next prime is 6410777. The reversal of 6410749 is 9470146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3496900 + 2913849 = 1870^2 + 1707^2 .

It is a cyclic number.

It is not a de Polignac number, because 6410749 - 2⁹ = 6410237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6410749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6410743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205374 + 3205375.

It is an arithmetic number, because the mean of its divisors is an integer number (3205375).

Almost surely, 2^6410749 is an apocalyptic number.

It is an amenable number.

6410749 is a deficient number, since it is larger than the sum of its proper divisors (1).

6410749 is an equidigital number, since it uses as much as digits as its factorization.

6410749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 6410749 is about 2531.9456945203. The cubic root of 6410749 is about 185.7674377871.

The spelling of 6410749 in words is "six million, four hundred ten thousand, seven hundred forty-nine".