9309408634 has 4 divisors (see below), whose sum is σ = 13964112954. Its totient is φ = 4654704316.

The previous prime is 9309408583. The next prime is 9309408673. The reversal of 9309408634 is 4368049039.

9309408634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4368049039 = 9791 ⋅446129.

It can be written as a sum of positive squares in only one way, i.e., 4782137409 + 4527271225 = 69153^2 + 67285^2 .

It is a super-2 number, since 2×9309408634² (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 as a sum of consecutive naturals, namely, 2327352157 + ... + 2327352160.

Almost surely, 2^9309408634 is an apocalyptic number.

9309408634 is a deficient number, since it is larger than the sum of its proper divisors (4654704320).

9309408634 is a wasteful number, since it uses less digits than its factorization.

9309408634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654704319.

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 9309408634 is about 96485.2767731948. The cubic root of 9309408634 is about 2103.6526478984.

The spelling of 9309408634 in words is "nine billion, three hundred nine million, four hundred eight thousand, six hundred thirty-four".