276014749 has 2 divisors, whose sum is σ = 276014750. Its totient is φ = 276014748.

The previous prime is 276014723. The next prime is 276014759. The reversal of 276014749 is 947410672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151536100 + 124478649 = 12310^2 + 11157^2 .

It is a cyclic number.

It is not a de Polignac number, because 276014749 - 2¹¹ = 276012701 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276014759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138007374 + 138007375.

It is an arithmetic number, because the mean of its divisors is an integer number (138007375).

Almost surely, 2^276014749 is an apocalyptic number.

It is an amenable number.

276014749 is a deficient number, since it is larger than the sum of its proper divisors (1).

276014749 is an equidigital number, since it uses as much as digits as its factorization.

276014749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 276014749 is about 16613.6916126429. The cubic root of 276014749 is about 651.0946045587.

The spelling of 276014749 in words is "two hundred seventy-six million, fourteen thousand, seven hundred forty-nine".