9249409690 has 16 divisors (see below), whose sum is σ = 16665073128. Its totient is φ = 3696178176.

The previous prime is 9249409661. The next prime is 9249409709. The reversal of 9249409690 is 969049429.

9249409690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9177448401 + 71961289 = 95799^2 + 8483^2 .

It is a super-2 number, since 2×9249409690² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437367 + ... + 458026.

Almost surely, 2^9249409690 is an apocalyptic number.

9249409690 is a deficient number, since it is larger than the sum of its proper divisors (7415663438).

9249409690 is a wasteful number, since it uses less digits than its factorization.

9249409690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896433.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The square root of 9249409690 is about 96173.8513838351. The cubic root of 9249409690 is about 2099.1235715400.

The spelling of 9249409690 in words is "nine billion, two hundred forty-nine million, four hundred nine thousand, six hundred ninety".