3946224 has 40 divisors (see below), whose sum is σ = 10733440. Its totient is φ = 1245888.

The previous prime is 3946223. The next prime is 3946231. The reversal of 3946224 is 4226493.

It is a junction number, because it is equal to n+sod(n) for n = 3946191 and 3946200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3946223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1252 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (268336).

Almost surely, 2^3946224 is an apocalyptic number.

It is an amenable number.

3946224 is an abundant number, since it is smaller than the sum of its proper divisors (6787216).

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

3946224 is a wasteful number, since it uses less digits than its factorization.

3946224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4357 (or 4351 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 3946224 is about 1986.5105084041. The cubic root of 3946224 is about 158.0255259726.

The spelling of 3946224 in words is "three million, nine hundred forty-six thousand, two hundred twenty-four".