9493940405 has 8 divisors (see below), whose sum is σ = 11499203232. Its totient is φ = 7524169168.

The previous prime is 9493940389. The next prime is 9493940431. The reversal of 9493940405 is 5040493949.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9493940405 - 2⁴ = 9493940389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9493940405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8872307 + ... + 8873376.

It is an arithmetic number, because the mean of its divisors is an integer number (1437400404).

Almost surely, 2^9493940405 is an apocalyptic number.

It is an amenable number.

9493940405 is a deficient number, since it is larger than the sum of its proper divisors (2005262827).

9493940405 is a wasteful number, since it uses less digits than its factorization.

9493940405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17745795.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 9493940405 is about 97436.8534231273. The cubic root of 9493940405 is about 2117.4613915191.

The spelling of 9493940405 in words is "nine billion, four hundred ninety-three million, nine hundred forty thousand, four hundred five".