7240396799 has 2 divisors, whose sum is σ = 7240396800. Its totient is φ = 7240396798.

The previous prime is 7240396777. The next prime is 7240396811. The reversal of 7240396799 is 9976930427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7240396799 - 2²⁰ = 7239348223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7240396729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3620198399 + 3620198400.

It is an arithmetic number, because the mean of its divisors is an integer number (3620198400).

Almost surely, 2^7240396799 is an apocalyptic number.

7240396799 is a deficient number, since it is larger than the sum of its proper divisors (1).

7240396799 is an equidigital number, since it uses as much as digits as its factorization.

7240396799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The square root of 7240396799 is about 85090.5212053611. The cubic root of 7240396799 is about 1934.5833954566.

The spelling of 7240396799 in words is "seven billion, two hundred forty million, three hundred ninety-six thousand, seven hundred ninety-nine".