3920630 has 16 divisors (see below), whose sum is σ = 8065440. Its totient is φ = 1344192.

The previous prime is 3920629. The next prime is 3920677. The reversal of 3920630 is 360293.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3920596 and 3920605.

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, 27935 + ... + 28074.

It is an arithmetic number, because the mean of its divisors is an integer number (504090).

Almost surely, 2^3920630 is an apocalyptic number.

3920630 is an abundant number, since it is smaller than the sum of its proper divisors (4144810).

3920630 is a wasteful number, since it uses less digits than its factorization.

3920630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56023.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3920630 is about 1980.0580799562. The cubic root of 3920630 is about 157.6831496687.

The spelling of 3920630 in words is "three million, nine hundred twenty thousand, six hundred thirty".