9401393685 has 16 divisors (see below), whose sum is σ = 15409114560. Its totient is φ = 4891781760.

The previous prime is 9401393647. The next prime is 9401393689. The reversal of 9401393685 is 5863931049.

9401393685 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9401393685 - 2¹⁷ = 9401262613 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9401393689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7642795 + ... + 7644024.

It is an arithmetic number, because the mean of its divisors is an integer number (963069660).

Almost surely, 2^9401393685 is an apocalyptic number.

It is an amenable number.

9401393685 is a deficient number, since it is larger than the sum of its proper divisors (6007720875).

9401393685 is a wasteful number, since it uses less digits than its factorization.

9401393685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15286868.

The product of its (nonzero) digits is 699840, while the sum is 48.

The square root of 9401393685 is about 96960.7842635362. The cubic root of 9401393685 is about 2110.5585910555.

The spelling of 9401393685 in words is "nine billion, four hundred one million, three hundred ninety-three thousand, six hundred eighty-five".