3935121 has 8 divisors (see below), whose sum is σ = 5276544. Its totient is φ = 2608560.

The previous prime is 3935119. The next prime is 3935153. The reversal of 3935121 is 1215393.

It is a happy number.

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

It is not a de Polignac number, because 3935121 - 2¹ = 3935119 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3935091 and 3935100.

It is not an unprimeable number, because it can be changed into a prime (3935101) 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, 3081 + ... + 4166.

It is an arithmetic number, because the mean of its divisors is an integer number (659568).

Almost surely, 2^3935121 is an apocalyptic number.

It is an amenable number.

3935121 is a deficient number, since it is larger than the sum of its proper divisors (1341423).

3935121 is a wasteful number, since it uses less digits than its factorization.

3935121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7431.

The product of its digits is 810, while the sum is 24.

The square root of 3935121 is about 1983.7139410711. The cubic root of 3935121 is about 157.8771811651.

The spelling of 3935121 in words is "three million, nine hundred thirty-five thousand, one hundred twenty-one".