3917226 has 8 divisors (see below), whose sum is σ = 7834464. Its totient is φ = 1305740.

The previous prime is 3917209. The next prime is 3917261. The reversal of 3917226 is 6227193.

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

3917226 is an admirable number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3917193 and 3917202.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 326430 + ... + 326441.

It is an arithmetic number, because the mean of its divisors is an integer number (979308).

Almost surely, 2^3917226 is an apocalyptic number.

3917226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3917226 is a wasteful number, since it uses less digits than its factorization.

3917226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652876.

The product of its digits is 4536, while the sum is 30.

The square root of 3917226 is about 1979.1983225539. The cubic root of 3917226 is about 157.6375014899.

The spelling of 3917226 in words is "three million, nine hundred seventeen thousand, two hundred twenty-six".