7249740229 has 2 divisors, whose sum is σ = 7249740230. Its totient is φ = 7249740228.

The previous prime is 7249740221. The next prime is 7249740269. The reversal of 7249740229 is 9220479427.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5012923204 + 2236817025 = 70802^2 + 47295^2 .

It is a cyclic number.

It is not a de Polignac number, because 7249740229 - 2³ = 7249740221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7249740221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3624870114 + 3624870115.

It is an arithmetic number, because the mean of its divisors is an integer number (3624870115).

Almost surely, 2^7249740229 is an apocalyptic number.

It is an amenable number.

7249740229 is a deficient number, since it is larger than the sum of its proper divisors (1).

7249740229 is an equidigital number, since it uses as much as digits as its factorization.

7249740229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 7249740229 is about 85145.4063881311. The cubic root of 7249740229 is about 1935.4152041414.

The spelling of 7249740229 in words is "seven billion, two hundred forty-nine million, seven hundred forty thousand, two hundred twenty-nine".