3920446 has 16 divisors (see below), whose sum is σ = 6238080. Its totient is φ = 1844640.

The previous prime is 3920431. The next prime is 3920453. The reversal of 3920446 is 6440293.

It is a congruent number.

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, 1440 + ... + 3148.

It is an arithmetic number, because the mean of its divisors is an integer number (389880).

Almost surely, 2^3920446 is an apocalyptic number.

3920446 is a deficient number, since it is larger than the sum of its proper divisors (2317634).

3920446 is a wasteful number, since it uses less digits than its factorization.

3920446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 3920446 is about 1980.0116161275. The cubic root of 3920446 is about 157.6806828753.

The spelling of 3920446 in words is "three million, nine hundred twenty thousand, four hundred forty-six".