2764267993 has 2 divisors, whose sum is σ = 2764267994. Its totient is φ = 2764267992.

The previous prime is 2764267981. The next prime is 2764268027. The reversal of 2764267993 is 3997624672.

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., 1680344064 + 1083923929 = 40992^2 + 32923^2 .

It is a cyclic number.

It is not a de Polignac number, because 2764267993 - 2⁹ = 2764267481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2764267973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382133996 + 1382133997.

It is an arithmetic number, because the mean of its divisors is an integer number (1382133997).

Almost surely, 2^2764267993 is an apocalyptic number.

It is an amenable number.

2764267993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2764267993 is an equidigital number, since it uses as much as digits as its factorization.

2764267993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6858432, while the sum is 55.

The square root of 2764267993 is about 52576.3063841499. The cubic root of 2764267993 is about 1403.4384855405.

The spelling of 2764267993 in words is "two billion, seven hundred sixty-four million, two hundred sixty-seven thousand, nine hundred ninety-three".