6409953 has 12 divisors (see below), whose sum is σ = 10100688. Its totient is φ = 3884760.

The previous prime is 6409943. The next prime is 6410009. The reversal of 6409953 is 3599046.

6409953 is a `hidden beast` number, since 640 + 9 + 9 + 5 + 3 = 666.

6409953 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6409953 - 2⁶ = 6409889 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6409913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32275 + ... + 32472.

It is an arithmetic number, because the mean of its divisors is an integer number (841724).

Almost surely, 2^6409953 is an apocalyptic number.

It is an amenable number.

6409953 is a deficient number, since it is larger than the sum of its proper divisors (3690735).

6409953 is a wasteful number, since it uses less digits than its factorization.

6409953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64764 (or 64761 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 6409953 is about 2531.7884982755. The cubic root of 6409953 is about 185.7597487739.

The spelling of 6409953 in words is "six million, four hundred nine thousand, nine hundred fifty-three".