3969235 has 8 divisors (see below), whose sum is σ = 4807440. Its totient is φ = 3145824.

The previous prime is 3969221. The next prime is 3969241. The reversal of 3969235 is 5329693.

3969235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3969235 is a prime.

3969235 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3969194 and 3969203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3097 + ... + 4186.

It is an arithmetic number, because the mean of its divisors is an integer number (600930).

Almost surely, 2^3969235 is an apocalyptic number.

3969235 is a deficient number, since it is larger than the sum of its proper divisors (838205).

3969235 is a wasteful number, since it uses less digits than its factorization.

3969235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7397.

The product of its digits is 43740, while the sum is 37.

The square root of 3969235 is about 1992.2939040212. The cubic root of 3969235 is about 158.3320874017.

The spelling of 3969235 in words is "three million, nine hundred sixty-nine thousand, two hundred thirty-five".