3948235 has 16 divisors (see below), whose sum is σ = 4945536. Its totient is φ = 3023488.

The previous prime is 3948229. The next prime is 3948247. The reversal of 3948235 is 5328493.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3948235 is a prime.

3948235 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3948235.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12297 + ... + 12613.

It is an arithmetic number, because the mean of its divisors is an integer number (309096).

Almost surely, 2^3948235 is an apocalyptic number.

3948235 is a deficient number, since it is larger than the sum of its proper divisors (997301).

3948235 is a wasteful number, since it uses less digits than its factorization.

3948235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422.

The product of its digits is 25920, while the sum is 34.

The square root of 3948235 is about 1987.0166078823. The cubic root of 3948235 is about 158.0523647401.

The spelling of 3948235 in words is "three million, nine hundred forty-eight thousand, two hundred thirty-five".