9246542449 has 2 divisors, whose sum is σ = 9246542450. Its totient is φ = 9246542448.

The previous prime is 9246542419. The next prime is 9246542491. The reversal of 9246542449 is 9442456429.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7375374400 + 1871168049 = 85880^2 + 43257^2 .

It is a cyclic number.

It is not a de Polignac number, because 9246542449 - 2¹³ = 9246534257 is a prime.

It is a super-2 number, since 2×9246542449² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9246542419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4623271224 + 4623271225.

It is an arithmetic number, because the mean of its divisors is an integer number (4623271225).

Almost surely, 2^9246542449 is an apocalyptic number.

It is an amenable number.

9246542449 is a deficient number, since it is larger than the sum of its proper divisors (1).

9246542449 is an equidigital number, since it uses as much as digits as its factorization.

9246542449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 49.

The square root of 9246542449 is about 96158.9436766024. The cubic root of 9246542449 is about 2098.9066454372.

The spelling of 9246542449 in words is "nine billion, two hundred forty-six million, five hundred forty-two thousand, four hundred forty-nine".