9669405 has 16 divisors (see below), whose sum is σ = 15647040. Its totient is φ = 5098368.

The previous prime is 9669403. The next prime is 9669409. The reversal of 9669405 is 5049669.

9669405 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9669405 - 2¹ = 9669403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9669403) 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, 2287 + ... + 4956.

It is an arithmetic number, because the mean of its divisors is an integer number (977940).

Almost surely, 2^9669405 is an apocalyptic number.

It is an amenable number.

9669405 is a deficient number, since it is larger than the sum of its proper divisors (5977635).

9669405 is a wasteful number, since it uses less digits than its factorization.

9669405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7340.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 9669405 is about 3109.5666900711. The cubic root of 9669405 is about 213.0426637632.

The spelling of 9669405 in words is "nine million, six hundred sixty-nine thousand, four hundred five".