3953409 has 8 divisors (see below), whose sum is σ = 5310240. Its totient is φ = 2616096.

The previous prime is 3953393. The next prime is 3953437. The reversal of 3953409 is 9043593.

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

It is not a de Polignac number, because 3953409 - 2⁴ = 3953393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3953409.

It is not an unprimeable number, because it can be changed into a prime (3953479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4399 + ... + 5220.

It is an arithmetic number, because the mean of its divisors is an integer number (663780).

Almost surely, 2^3953409 is an apocalyptic number.

It is an amenable number.

3953409 is a deficient number, since it is larger than the sum of its proper divisors (1356831).

3953409 is a wasteful number, since it uses less digits than its factorization.

3953409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9759.

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 3953409 is about 1988.3181334988. The cubic root of 3953409 is about 158.1213749839.

The spelling of 3953409 in words is "three million, nine hundred fifty-three thousand, four hundred nine".