7293984749 has 2 divisors, whose sum is σ = 7293984750. Its totient is φ = 7293984748.

The previous prime is 7293984739. The next prime is 7293984767. The reversal of 7293984749 is 9474893927.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6333294724 + 960690025 = 79582^2 + 30995^2 .

It is an emirp because it is prime and its reverse (9474893927) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7293984749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7293984691 and 7293984700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7293984739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3646992374 + 3646992375.

It is an arithmetic number, because the mean of its divisors is an integer number (3646992375).

Almost surely, 2^7293984749 is an apocalyptic number.

It is an amenable number.

7293984749 is a deficient number, since it is larger than the sum of its proper divisors (1).

7293984749 is an equidigital number, since it uses as much as digits as its factorization.

7293984749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27433728, while the sum is 62.

The square root of 7293984749 is about 85404.8286047106. The cubic root of 7293984749 is about 1939.3444439823.

The spelling of 7293984749 in words is "seven billion, two hundred ninety-three million, nine hundred eighty-four thousand, seven hundred forty-nine".