6926040749 has 2 divisors, whose sum is σ = 6926040750. Its totient is φ = 6926040748.

The previous prime is 6926040727. The next prime is 6926040773. The reversal of 6926040749 is 9470406296.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6574290724 + 351750025 = 81082^2 + 18755^2 .

It is a cyclic number.

It is not a de Polignac number, because 6926040749 - 2¹² = 6926036653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6926040349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3463020374 + 3463020375.

It is an arithmetic number, because the mean of its divisors is an integer number (3463020375).

Almost surely, 2^6926040749 is an apocalyptic number.

It is an amenable number.

6926040749 is a deficient number, since it is larger than the sum of its proper divisors (1).

6926040749 is an equidigital number, since it uses as much as digits as its factorization.

6926040749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 6926040749 is about 83222.8379052289. The cubic root of 6926040749 is about 1906.1702221362.

The spelling of 6926040749 in words is "six billion, nine hundred twenty-six million, forty thousand, seven hundred forty-nine".