3930456 has 32 divisors (see below), whose sum is σ = 9874800. Its totient is φ = 1303680.

The previous prime is 3930439. The next prime is 3930461. The reversal of 3930456 is 6540393.

It is a happy number.

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, 9126 + ... + 9546.

Almost surely, 2^3930456 is an apocalyptic number.

It is an amenable number.

3930456 is an abundant number, since it is smaller than the sum of its proper divisors (5944344).

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

3930456 is a wasteful number, since it uses less digits than its factorization.

3930456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 3930456 is about 1982.5377676100. The cubic root of 3930456 is about 157.8147698461.

The spelling of 3930456 in words is "three million, nine hundred thirty thousand, four hundred fifty-six".