3946269 has 8 divisors (see below), whose sum is σ = 5431552. Its totient is φ = 2545920.

The previous prime is 3946259. The next prime is 3946289. The reversal of 3946269 is 9626493.

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 3946269 - 2⁵ = 3946237 is a prime.

It is a super-2 number, since 2×3946269² = 31146078040722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3946219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21124 + ... + 21309.

It is an arithmetic number, because the mean of its divisors is an integer number (678944).

Almost surely, 2^3946269 is an apocalyptic number.

It is an amenable number.

3946269 is a deficient number, since it is larger than the sum of its proper divisors (1485283).

3946269 is a wasteful number, since it uses less digits than its factorization.

3946269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42467.

The product of its digits is 69984, while the sum is 39.

The square root of 3946269 is about 1986.5218347655. The cubic root of 3946269 is about 158.0261266414.

The spelling of 3946269 in words is "three million, nine hundred forty-six thousand, two hundred sixty-nine".