3967305 has 8 divisors (see below), whose sum is σ = 6347712. Its totient is φ = 2115888.

The previous prime is 3967297. The next prime is 3967321. The reversal of 3967305 is 5037693.

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

It is not a de Polignac number, because 3967305 - 2³ = 3967297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132229 + ... + 132258.

It is an arithmetic number, because the mean of its divisors is an integer number (793464).

Almost surely, 2^3967305 is an apocalyptic number.

It is an amenable number.

3967305 is a deficient number, since it is larger than the sum of its proper divisors (2380407).

3967305 is a wasteful number, since it uses less digits than its factorization.

3967305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264495.

The product of its (nonzero) digits is 17010, while the sum is 33.

The square root of 3967305 is about 1991.8094788408. The cubic root of 3967305 is about 158.3064207875.

The spelling of 3967305 in words is "three million, nine hundred sixty-seven thousand, three hundred five".