3923216 has 20 divisors (see below), whose sum is σ = 8292624. Its totient is φ = 1783200.

The previous prime is 3923203. The next prime is 3923233. The reversal of 3923216 is 6123293.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10970 + ... + 11321.

Almost surely, 2^3923216 is an apocalyptic number.

It is an amenable number.

3923216 is an abundant number, since it is smaller than the sum of its proper divisors (4369408).

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

3923216 is a wasteful number, since it uses less digits than its factorization.

3923216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22310 (or 22304 counting only the distinct ones).

The product of its digits is 1944, while the sum is 26.

The square root of 3923216 is about 1980.7109834602. The cubic root of 3923216 is about 157.7178106803.

The spelling of 3923216 in words is "three million, nine hundred twenty-three thousand, two hundred sixteen".